My wife even got anal sex with a boy from the neighborhood! After a few years of marriage, the Kisaki couple is in a rut. One day, Aya is proposed anal sex by her husband. Aya is actually interested in anal sex, so she refuses at the time, but she imagines anal sex and masturbates with her anus. She is then seen by the boy from the neighborhood, Takeshi, and things take an unexpected turn.