A virgin student is being bullied by a popular couple in the gym storage room after school. When Ms. Kawakita arrives, she urges him to go home, and he reluctantly follows her orders... but the popular couple, who had already left the storage room, lock the door and the two are unable to get out. Confined in a stuffy room, the virgin student is in despair after being denied his dignity by the irritated female teacher, who takes obscene photos with his smartphone to get a hold of his weakness. After forcing her into a lewd role, slapping her, pinching her nipples, sitting on his face, etc., he finally discovers the joy of sex with the penetration he has always wanted, and pours a large amount of semen into her pussy... 4 stories in total.