He grit his teeth, a low growl rumbling in his throat as Dr. Bloxpin's sweat-slicked brow pressed urgently against his own. The lab filled with the lewd, wet sounds of their strained exertions and ragged breaths. He could feel every throb and twitch of Bloxpin's engorged flesh as it ground roughly against his own, the doctor's hips jerking in a desperate, erratic rhythm. The air hung heavy with the musk of their combined arousal, the pungent scent of impending release. “Fuck...” Bloxpin huffs, bracing his hand on the machinery behind his head.