Shieri is a popular teacher with a neat appearance and a kind personality. One of her students, Shinohara, is hospitalized with a stomach ulcer, but she hears that he has stomach cancer and only has six months to live. When she visits him in the hospital, Shinohara, who realizes her condition, approaches her and she ends up allowing them to have a relationship... Later, she is called by Shinohara's friends, who use an audio recording of what happened in the hospital to make her do embarrassing strip shows and masturbate. Their demands continue to escalate.