Suzu

38-year-old married apartment landlady. After years of a sexless marriage she cheats with other men; when tenant Goro catches her she offers sex for his silence and becomes his partner. She repeatedly takes creampies, visits daily, and joins a gangbang with Goro's friends.

38yo convenience-store manager and Suzu's husband. Sleeps snoring face-down at the table and remains asleep through his wife's affair and daytime seduction of Yamada.

25-year-old wife of Hirata Gaku; large breasts and huge buttocks; appears demure but is a nymphomaniac who performs fellatio, vaginal sex, creampie and double penetration with junior Namino and her husband, then invites Namino back for partner exchange.

Office worker living next door to Kaede. After embarrassing himself in front of her he drinks alone at night, then receives her visit and has kissing, fellatio, vaginal sex and creampie with her. Their affair continues afterward.

20-year-old junior at Kazuya's workplace; long light hair with ribbons; usually dark-faced but cheerful after seeing confident Kazuya; invites him to leave work together.

18-year-old university student nephew continuing sex with aunt Fukiko through the end of their chapter.