Hayashi's father had to go on a business trip, so for a long time only mother and daughter lived together. One day, Kazuya takes his friend Hayashi home. Ryo didn't know that Kazuya was being bullied by Hayashi. He used his motherlessness to move her, allowing him to hug her. And from the hug, he began to demand more, wanting to be sucked his cock by Ryo! Because she has been away from her husband for so long, now she has met a strong, huge young cock that makes Ryo's fever rise strongly. And then the two officially crossed the final line. Although he knew it was wrong, Ryo now let his sexual desire dominate. Even though he knew that his son was bullied by Hayashi, Ryo was still happy to let the bully fuck his pussy while his son was at home...