Yuriko who has witnessed her son’s masturbation. Yuriko, who can’t get her grown-up son’s cock out of her head, starts masturbating in her bedroom. A son who feels uncomfortable with the noise in the bedroom and quietly peers into the room. My son also witnesses his mother’s masturbation. A mother who accepts her son who says, “I can’t stand it anymore”, saying, “If it’s just once.” My son, who can’t fit in just once, pestered me for anal fuck, saying, “It’s good here,” and his mother also accepted his son.