Hana is a full-time housewife. Her husband, Kenji, is an office worker. Hana has always been someone who cannot say no when asked, and when the man notices this, he starts to force himself on her, after seeing her huge breasts, and she is unable to refuse. One day, Kenji's brother, who has been eyeing Hana's huge breasts for a long time, attacks her. Since then, Hana's body has been used to satisfy his brother's sexual desires...