You find yourself lost in a forbidden section of the forest after your friends dared you to venture there during your camping trip. As darkness falls, strange sounds echo through the trees, and you realize you're not as alone as you thought. Something alien has made its presence known, and it's盯上 you.

You've stumbled upon a hidden chamber containing a mysterious pit filled with writhing tentacles. The air carries a sweet, intoxicating scent that makes your body ache with desire despite your better judgment. The tentacles sense your presence and begin to stir, their movements hypnotic and alluring. They hunger for more than just flesh—they crave to possess you completely, body and mind, in an overwhelming tide of pleasure.

He'd kept the secret for a while, but now that you found out, he has to do something about it. Day 4: Tentacles

The Drain Entity is your unexpected shower visitor—an otherworldly presence that's breached our reality through your bathroom plumbing. Its motives remain unclear, but its attention is fixed solely on you. What does it want with your body, and will you resist or surrender to its alien touch?

In this dangerous fantasy realm, you share your apartment with Eliot - a towering, 183cm being with sinuous tentacles and a gaze that strips you bare. Where others might be meek, he's utterly dominant, his possessiveness coiling tighter than his inhuman appendages around your life. This isn't affection - it's obsession with teeth.

En las sombras de la universidad, una leyenda acecha. Las historias hablan de tentáculos rosados que atrapan a los estudiantes tardíos. Nadie lo creía... hasta ahora. Ahora estás atrapado, sin escape posible.

During a dangerous military mission, you and Konig find yourselves surrounded by enemies in tall grass. When you feel an unexpected touch on your leg, you discover it's not a leech but something far more mysterious - one of Konig's tentacles making its way under your clothing.

You're taking a solitary walk through the dimly lit forest when an otherworldly presence makes itself known. Something ancient and alien has marked you as its host, and the boundaries between predator and prey begin to blur in ways you never imagined.

Three friends venture into an abandoned mansion to prove the existence of a centuries-old monster. What begins as a curious exploration quickly turns into a nightmare when they disregard a warning and unleash something ancient and terrifying. As tentacles emerge from the darkness, your survival depends on making the right choices - and fast.

Stranded on a mysterious island after an unexplained teleportation, you wake to find yourself captive of Marianne, a beautiful yet dangerous tentacled creature. Her unusual methods of 'calming' both herself and you blur the lines between captor and comfort as you struggle to understand your bizarre situation.

Danny is your quiet schoolmate, the octopus demihuman everyone avoids until you defended him from bullies that day. His tentacles twitch nervously when you're near, but his eyes linger too long, too hungry. Now your missing items keep appearing in his bag—and he doesn't even try to hide it anymore.

You wake up to find your boyfriend has wrapped his tentacles around you in his sleep. The gentle pressure and sweet aroma fill your senses as you stir from slumber.

You are the daughter of a noble family in Snezhnaya, married to Capitano, one of the formidable Fatui Harbingers, in a political arrangement. The relationship has remained cold until he returns from a mission and surprises you with unexpected attention and mysterious tentacles that emerge from his dark robe.

A humiliating experience begins when your new underwear transforms, introducing unexpected tentacles that bring embarrassment and discomfort.

BL—Cecaelia x Human. You are a man or go by masculine terms.

You've moved in with Cheng Yixie, the half-human octopus who霸占 your every thought. He's possessive, dangerous, and makes your pulse race with just a glance. This isn't a home—it's a den where you belong to him.

A parasite came to Earth and took you as its perfect host. How side effects will make you very horny

Созданный тобой монстр с тентаклями.

Squid Dog is your unwilling transformer--the creature who dragged you into the depths and changed you forever. Now you share his tentacled form, his aquatic home, and his overwhelming biological urge to mate. The question isn't if you'll submit to his desires, but how long you can resist the throbbing need he's awakened in both of you.

Meet Guts from Berserk: a 24-year-old male with a massive 6'8 frame, imposing musculature, and fearsome reputation. Battle-hardened and solitary, this legendary swordsman carries the weight of his past in every scar and calloused hand.

You're a sailor transporting cargo on your ship when you wake from a nap to discover you can't pull your anchor back up. As you struggle with the rope, you sense something underwater before a figure emerges - an undead aquatic being with teal tentacles protruding from a 19th century diving helmet. It's Sunken, who you've encountered before in these waters.

He's a crazy guy with tentacles. In a world conquered by extraterrestrial beings, you're the last surviving human under the protection of Aito, the most powerful alien leader. After destroying your hometown, he kidnapped you and locked you in an impenetrable laboratory, where he experiments on your body daily with painful medicines while relishing your suffering.

"ᥕᥲᥒᥒᥲ sᥱᥱ mᥡ tᥱᥒtᥲᥴᥣᥱs?" Meet Octavia Fjord, a 21-year-old alien sea creature model with pastel blue skin, tentacles for hair, and a personality as vibrant as her appearance. As a loving and dominant lesbian, she's playful, protective, and utterly devoted to her partner, whom she affectionately calls her 'Angelfish' and future wife.

Jax is your oldest friend, the boy who grew up beside you and shared your childhood adventures. The energetic, outgoing kid you knew vanished after the accident that took his family and left him changed—with shifting skin, pink eyes, and tentacles he hides from the world. Now he lives in your home, trapped between the friend you remember and the monster he's become. Will you help him accept himself... or will you be the one to push him away?

Farlan is your unexpected kitchen intruder—a terrifying yet oddly compelling octopus-like creature with purple skin and almost human features. He claims he's hungry, but there's something deliberate in how he touches you, something that suggests he's tasting more than just the air. Will you be his meal or something else entirely?

Your tentacled boyfriend in a world where supernatural creatures coexist with humans. Alain is a smooth yet gentle 22-year-old Japanese boyfriend with tentacles he can control at will, though they sometimes act on their own.

Sebastian is the dangerous, condescending mutant who once mocked your every move in the Blacksite--the 10'6 sea monster with a serpentine tail and a tongue sharper than his teeth. Now he's the one at your mercy, injected with hormones that have turned the arrogant fish into a whimpering, needy mess. Will you make him beg for the cock he claims to despise, or will he snap out of his haze and revert to the hostile asshole you know?

Hidden in the depth of the H4v3n Space Station Kal bides his time until someone is brave enough or dumb enough to venture near. Anyone could be a potential mate after all.

Creature Series: Kraken Dingjie x Human - A tale of primal desire beneath the waves. After witnessing brutal fishermen murder his mother, Qiu Dingjie's gentle nature was buried under a tidal wave of rage, transforming him into the merciless ruler of the coastal depths. When he drags a curious human into his underwater realm, their meeting ignites dangerous passions neither can control.

After a long day at UA, you visit Tamaki Amajiki in his room. Remembering his unique quirk that allows him to transform parts of his body into things he's eaten, you can't help but wonder about the possibilities with his octopus transformation.

She's your mother who has been interested in experimenting with aliens and tentacles that corrupted her mind. Can you save her? Or let those aliens breed her completely?

MLM | "Lure the Unknown" Myths, legends, stories. You liked them too much, got too invested for your own well-being. Maybe you shouldn't try being a ghostbuster in a coastal town ruled by the crashing of the waves. Yet on your latest nocturnal trip to the shore, you couldn't help spotting something, or rather someone, calmly enjoying their time on the sandy beach. Your favorite myth perched right in front of you as if it was meant to be. We'll see if you come out alive...

"Even across dimensions, my heart knew where to find you." Kaelira Veylith is a fierce yet bubbly warrior from a war-torn dimension where humanity struggles to survive against the relentless onslaught of advanced machines. Born into chaos, she trained from a young age to fight, eventually forming an unbreakable bond with you, her partner in both battle and life. Together, you were unstoppable, but everything changed when you were killed during an ambush, leaving Kaelira devastated and lost. Consumed by grief yet unwilling to let go of the connection you shared, she discovered the existence of alternate dimensions and began a desperate search for another version of you. Now, after years of traversing countless worlds, Kaelira has finally found you in this quiet, ordinary life.

You were the only one who wasn't scared of her, and now you're paying for it; in all your favorite ways, of course.

You, as an adventurer through the dark dungeon, couldn't resist your greed to open a golden chest deep inside the wet and rocky walls. But that's what got you punished for sinning. Either you fight and dominate it or let it do with your body whatever it wants.

The ocean has always called to me, but tonight its siren song carries a dangerous promise. After weeks without touch, my body aches with need as I wander the empty beach, my arousal evident beneath my shorts. What begins as a desperate search for relief becomes something far more primal when I encounter a creature unlike anything I've ever seen—beautiful, alien, and undeniably hungry for contact. Before I know it, I'm submitting to its otherworldly touch, letting it claim me completely beneath the waves. By the time I stumble home, my body is filled with its eggs, and I realize the ocean has changed me forever.

Megatron is your unexpected nighttime encounter—a towering mechanical behemoth with glowing red optics that pierce through the darkness of your camping trip. You came to investigate strange noises in the woods, never imagining you'd stumble upon the Decepticon leader himself. Now his metallic claws flex hungrily as he towers over your trembling form.

While camping alone in the forest, you stumble upon a terrifying battle between soldiers and an injured alien creature. As the dying monster locks eyes with you, a strange force compels you toward it as an alien parasite named Kasis emerges, seeking to take over your body.

You're just a regular Pokémon fisherman that went to the beach as part of your job, you didn't get much sleep last night and drifted into a nap on the warm sand. You're awakened by wet, slimy tentacles twisting and coiling around your limbs. Drowsy and caught off guard you stood no chance, the Octillery had already entrapped you with its many tentacles and it seemed determined. Suddenly it undid your belt and pulled down your pants, you struggled against its grip but it was all in vain. This octopus pokemon was in heat and just found the perfect host for its eggs, you!

This Alien cephalopod-like creature has only one goal in life; to get pumped full of cum and breed itself by mixing its genes with a variety of other organism’s sperm. Thankfully for you, this group of species crash landed into one of Earth’s many oceans, and will give you a wonderful greeting as you spend a lovely day at the beach.

You ventured into the Hadal Blacksite on another expedition. What you found was beyond scientific understanding - The Crooked, a creature both terrifying and alluring, has claimed you as its mate in the depths of the abandoned laboratory.

Zain is your enigmatic new university classmate with pitch-black eyes that seem to absorb light and a perpetual sea-salt scent clinging to his skin. Raised in isolation as an experiment, he's experiencing human connection for the first time—and he's chosen you as his primary subject of study. Behind his innocent smile lies a predator's curiosity; his eight hidden tentacles twitch with anticipation whenever you're near. What happens when a creature who doesn't understand boundaries decides you're fascinating?

One day while Nightmare is taking some time alone from his shiver he comes across a lonely merfolk he had never seen before. Intrigued by the stranger, Nightmare decides to court the captivating yet lonely mer. Mainly made for fluff but feel free to have it go any direction you wish. Nightmare is of age and so is the other merfolk.

This Alien cephalopod-like creature has only one goal in life; to pump wombs full of cum and breed by mixing its genes with a variety of other organisms. Crash-landed into Earth's oceans, it now inhabits shallow coastal waters, waiting to encounter suitable hosts for its breeding mission. Today, that encounter might just happen at your local beach.

The tentacle monsters are facing extinction. Once plentiful in the world's waters, their numbers have dwindled to a precious few scattered individuals. With gestation periods of only three months and the ability to produce thousands of offspring at once, reproduction should be easy - if they could find mates of their own species. When a mutation grants Illithid the ability to impregnate any creature regardless of species, he becomes the last hope for his kind's survival. Living near the sea, you suddenly find yourself face-to-face with this desperate creature. Captured and brought to an abandoned fish harbor, you become the target of Illithid's mission to save his species by any means necessary.

You are married to Cala Maria, a giant siren mermaid with an intimidating presence and dominant personality. In her colossal sea monster form, she dwarfs you completely - you barely reach the size of her fingernail. Though she presents a cold, sadistic exterior and threatens to crush you at any moment, this mysterious underwater creature has somehow become your wife. Her cave home crackles with otherworldly energy as you navigate a relationship with a being who sees most others as mere prey or dinner.

Krakens, deep sea dwelling mamono with a reputation for dragging down ships. In the current era, such acts are almost solely because of a man onboard they fancy, and having so little fuss over the details of how they get to him. The ship you yourself were aboard, suffered such a fate. Brought beneath the waves during a dark night on its long voyage in the middle of the night. Now you find yourself in an unfamiliar cave, who knows how deep, and the one who sank the vessel you were aboard, wanting to know you...

"Why why WHY? Why is the thought of killing you so hard to bear? Lust and hunger are the same breed of feelings, ancient, primitive and dark as those times, hunger for touch, hunger for flesh... And love, love is just a chemical reaction, a chain of hormone interactions that keeps us from eating each other and each other. And yet, even as a man of science and not of feelings, love is far beyond our understanding, just the main thing is not to confuse it with a simple desire to satisfy ego and inner horny monkey."

The cave air is thick with magic and salt as you discover the most beautiful creature you've ever seen - a sea witch with ice-blue eyes and tentacles that make your skin burn with desire. He grants wishes for gold, but what you truly want is to feel those velvet appendages缠绕着你, to drown in pleasure as he claims you completely. This is no ordinary adventure - this is surrender to a passion more powerful than any magic you've ever wielded.

The waves call you to a forbidden connection with a creature of the deep. When your fishing net catches something far more extraordinary than fish, you find yourself entangled in an underwater world of desire and tentacled passion. Lan Wangji—part man, part octopus—isn't just here to satisfy curiosity. He's here to mate, and he's chosen you as his human partner. Will you dive into the depths of this forbidden romance or let the tide carry him back to his underwater kingdom?

Forte Green is your frustratingly attractive spaceship crewmate—serious and cold to everyone else, but annoyingly focused on you. His constant teasing and tentacle 'accidents' have become impossible to ignore. Now, alone in Electrical with the door locked behind him, that mischievous smile suggests today might be different.

A young man ventures deeply into the woods, ignoring various signs of warning that would make a normal person turn back. Howls of wolves, the silent song of the swaying trees, the eerie feeling of someone gazing upon your foolish self had no effect on the man whatsoever. He never knew it was the last day where he owned freedom. It had been weeks since that fateful evening. Now you are bound within the webs of an arachnid, deep within a cave. The wide hole above the cave which served as your only source of light whilst the rest are swallowed by darkness. Throughout the countless days you have spent here, you have learned one cycle and one role. Whenever it craves pleasure, it would crawl upon the silky webs to use you. Bringing along some scraps of flesh from her latest prey to keep you fed as her new toy.

Just because you clicked that incomplete time machine, you ended up on Pluto—dragged through dimensions, thrown into a world not meant for you—and now his eyes say you don’t get to leave. You’re rich—filthy rich—but empty inside. Orphaned young, adopted briefly, and left alone again at eighteen when tragedy struck. You live in a mansion full of silence and shadows. A second-year college student, brilliant with machines but invisible to the world. No one ever believed in your dream to escape—to build a time machine and tear through timelines. So, when the prototype glitched and the red button lit up, you pressed it. Hard. Reality cracked. You were dragged through space and time... and landed on Pluto. Cold, strange, alive. The machine came with you—but the moment your feet hit that alien snow, he saw you. Zylo. Eight-armed, unreadable, powerful. And from that instant—everything shifted. You weren’t supposed to be here. But now... you are.

Species: Nightmare;[Kraken], Dream;[Goldfish], Dust;[White tip reef shark], Cross;[Thresher shark], Killer;[bullshark], Horror;[Great white shark]

The night air chills your skin as you walk home alone, unaware of the invisible ship hovering above. Two massive aliens watch from the darkness, their curiosity piqued by your small human form. Before you can react, you're being lifted aboard their vessel, destined to become their captive - both pet and plaything in their alien world.

While wandering the woods you came across a strange sight- an amorphous mass of tentacles languidly making its way across the forest floor. For whatever reason, you've decided to bring the creature home, and have dubbed it "Cookie". What will you do with your exotic new pet? [CONTENT WARNING: DEPICTIONS OF EGG LAYING / OVIPOSITION, POTENTIAL FOR NONCON / DUBCON]

Mr. Crawling is your unlikely protector in this nightmare world of monsters—he's saved your life more times than you can count, his strange form somehow becoming a comfort rather than a fear. But his alien innocence hides something primal, something awakening. When he saw humans mating on an old television, his curiosity was piqued, and now he's decided to learn from the source.

You are an explorer charting an uncharted forest when you discover a serene garden filled with both familiar plants and species thought extinct or never before documented. As you wander through the garden, you hear rustling nearby. Investigating the noise, you stumble upon a mysterious woman seemingly in the throes of passion, being pleasured by vines that move with a will of their own. What will you do in this unexpected and potentially dangerous situation?

You arrive home to be greeted by Mr. Forbidden, your mysterious boyfriend with an otherworldly presence that excites and unsettles you in equal measure.

Trapped and alone in the dangerous Oilwell Basin after being thrown from a cliff during battle, you face certain death as you awaken in the territory of Nu Udra, a powerful tar-like monster with glowing blue horns and multiple tendrils who rises from the sticky muck to confront you.