Yuma, a female teacher about to retire after marriage. Her thin, white legs visible through her stockings are the object of attention for male students! Envious of her happiness, the students transform into strong hatred. Kidnapped at school, she is confined in an unpopular classroom and continuously violated by male desires. Restrained by ropes, she is forced to crawl on all fours with a collar around her neck, repeatedly face-fucked, and transformed into a sex slave!