Husband

Naoto’s maternal uncle and the aunt’s husband Takeshi. Diagnosed with azoospermia, he returns early, finds his wife having sex with Naoto, and joins for double penetration to impregnate her without guilt.

43-year-old mature woman with short dark hair and large breasts who visits a female therapist; she is stripped, fingered, forced into fantasy of group ejaculation, collared, suspended, and used with vibrators and dildos until her son Yuuki is brought in for coerced incest.

Dark-haired muscular young man. On these pages he and Yuma double-penetrate his mother, call the arrangement the best luxury package, and finish the chapter.

Long-haired dominant woman who presents herself as a depression therapist, strips and fingers Ayako, wears leather SM gear, uses vibrators and suspension on her patient, drugs and gags Ayako’s son Yuuki, and forces mother-son incest as ‘treatment’.

Young dark-haired male, friend of Shinsuke. On these pages he joins the double penetration of Shinjou's mother and later becomes the main partner of his own mother.

A full-figured 40-year-old mother with long wavy dark hair and extremely large breasts and buttocks. After overpowering her son earlier, she is secretly shrunk by a drug he mixed into her nightly health drink, then stripped, fingered, licked, and forcibly penetrated until he creampies her and claims he has conquered her.