Masami, who does not want to give up her wealthy life, desperately tries to be loved by her husband. Will she get jealous and protect herself if she reports to her husband that she is being wooed by her brother-in-law Kotaro, who sometimes comes to visit her? Thinking so, Masami tried to seduce her brother-in-law and make him feel that way. However, she was unable to stop her brother-in-law from going out of control, and ended up allowing his body to invade her.
