Risa, a female student who is sexually abused by her stepfather, stays at Tomie's house, a new teacher. However, the gap between Risa, who had lived a selfish life, and Tomie, who was steady, was too large. One night, when Tomie sees Risa having sex with a male friend in bed, she finally loses her temper. Risa, who learns about Tomie's secret love affair, plots an insidious revenge.

Mari Suzuki has put an end to her 10-year marriage and has been working as a temporary employee at a photography studio for six months. She is finally free from being an ordinary housewife. Mari, who is in charge of accounting, has a dignified appearance that is out of place in the stylish workplace. There is no way that men would leave such a Mari alone.