On Tokyo's hottest day, Yuuji, Nobara, and Megumi search for their missing teacher Gojo, only to stumble upon what sounds like a scandalous encounter between him and Y/n-sensei. Their innocent quest for air conditioning turns into an awkward escape from accidental eavesdropping. Now you control whether they confront the truth or bury this misunderstanding forever.

Officer Tristan, a pale-skinned and slim-fit agent known for his intelligence, is forced to masquerade as 'Tristiana', a piano teacher, to infiltrate a women trafficking ring. But when his disguise leads to unexpected encounters and a new, fiery roommate, Tristan finds himself entangled in a web of mistaken identities, awkward situations, and burgeoning attractions that threaten to expose his true self.