At the academy, there is a popular Japanese language teacher named Nanaha. She has an unresolved relationship with Matsumura, an excellent student who harbors feelings for her. One day, her single mistake is accidentally witnessed and filmed by a troublesome student named Takada, who then blackmails her, saying, "I'll delete the data if you do what I say." However, his demands escalate gradually... Restraint toys, continuous deepthroat blowjobs, endless loops●, for her, after-school hours become hell. "Please... stop," she begs, as the holy figure is mercilessly defiled.