Schoolgirl Mayura exposes her teacher's sexual harassment, forcing him to resign. However, the disgruntled teacher seeks revenge by kidnapping Mayura and plotting to turn her into his sex slave. He locks her in a training room, attempting to make her a lesbian, and subjects her to relentless torment. Gradually, she is transformed into a submissive sexual servant. What awaits her is a brutal orgy of domination—pure, innocent schoolgirls violently raped and forced to endlessly pursue pleasure against their will. A never-ending tale of intense sexual abuse and merciless training. [Note: Some minor visual and audio distortions may be present.]