Seiichi

Young woman with long dark hair in a high ponytail secured by an X-shaped clip and large breasts; daughter of Aoi. On the cover she wears pink lingerie and presses against Aoi. She confronts Ryuuya after he leaves her mother, blackmails him with a phone threat, and performs oral sex with him in the bathroom toilet, ending covered in semen and asking for penetration.

Muscular young man with short black hair, an earring, and light stubble. He lives in the same house, sniffs and gropes Aoi, knows she masturbates alone, and invites her to his room while her husband sleeps. After Aoi refuses him he is blackmailed by Rina into bathroom oral sex and ejaculates on her face.

Married woman with short dark hair and large breasts; mother of Rina and wife of Seiichi. On the cover she sits bare-breasted in a pulled-up white shirt and black lace panties. In the story she masturbates while thinking of Ryuuya, greets her husband, is groped by Ryuuya, then refuses further sex out of loyalty to Seiichi.