Shy college student Michiko harbors secret feelings for young Professor Tanigawa. One night, she visits his office, only to witness Tanigawa in the middle of masturbating while calling out the name of a woman she doesn't know! Jealousy drives Michiko to do something she'd never do normally. Using his embarrassment at being caught in the act as leverage, she makes him a slave to her desires... So begin the passionate, secret meetings between the hot professor and the girl in love! But what surprising twist awaits the two at the end of their tryst...!?