Late at night in the staff room, a female teacher masturbating with an adult toy to relieve stress is secretly filmed and becomes the prey of a delinquent student. Threatened with the possibility of losing her job if her secret is revealed, the female teacher is forced to take the student's erect cock into her mouth and is given a facial. Her big breasts are squeezed with rope, whipped, and tortured with candles, making her moan. She is mocked as a pervert and an exhibitionist, but then has sex with him and orgasms! The training escalates! She cries out in shame as she is given an enema in the staff room! A busty female teacher is trained to be a masochist to the limit of shame!