Driven to desperation, a horny, closeted gay doctor uses his medical expertise to lure unsuspecting straight men into his examination room. With a sly smile and a discreet cash offer, he invites them to 'check their prostate' in a game of cat and mouse that often ends with the 'patients' moaning in ecstasy on his examination table. But will his secret life be exposed when a curious colleague knocks on the door?