Kimura is hospitalized after injuring both arms in an accident at work. He can't even masturbate, so he plays with his sensitive nipples to release his tension... But Maki, his boss's wife and the nurse in charge, finds out. Maki is secretly excited by Kimura's pathetic moans every time she touches his nipples, so she plays with him and brings him to climax many times. Unable to resist the repeated nipple stimulation during his hospital stay, Kimura continues to climax over and over again. Even after he is released from the hospital, he can't forget her nipple stimulation...