On her day off, a subordinate visits her home for advice. The subordinate, who says he lacks confidence, asks Riko to help him lose his virginity and gain confidence as a man. "I guess so, if it helps you gain confidence, just once..." However, Riko is overwhelmed by the unexpected way he handles her. "I can't be satisfied with anyone but you anymore!" Unable to resist the temptation of pleasure, Riko starts to seek him out on her own...