BBAN-331 Repeat rate No.1! Husband-stealing rate No.1! A married woman, Tanaka Nene and Kato Ayano got hooked on a lesbian brothel with big-breasted delivery girls.

Soon after getting married, Ayano's husband went on a long business trip, leaving her to spend lonely days alone. Her growing loneliness was filled by Nene, a woman she met online who worked at a female-only brothel. Despite being confused by Nene's lesbian acts and torment, Ayano couldn't forget the pleasure and found herself seeking it out. It's not cheating if it's not with a man... What started as a casual fling gradually turned into an obsession with Nene and lesbianism.