Yota

33-year-old full-time housewife. With her husband away on solo assignment and no children, she becomes freeter Huminori's sex partner. After meeting him at the gym she is sexually aggressive with him, later divorces and marries Huminori, and has his child.

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.

28yo full-time housewife and Mano's wife with large breasts and a ponytail. Continues sex with Yamada while her husband sleeps, spreads her semen-filled vagina in climax, and is narrated as having fully claimed Yamada's heart without leaving her husband. Later lifts her sweater to bare her breasts and invites daytime sex.

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

29-year-old glasses-wearing married neighbor. With husband on a trip and child at her parents, she visits Hine at night with leftover dinner, seduces him braless, then kisses, fellates, has vaginal sex and takes a creampie. Their affair continues; after husband and daughter leave she lifts her skirt, shows semen dripping from her crotch, and invites him again.

Taeko's son with glasses. Sleeps while Yota stays over at the house.