BRK-04 — Mother Being Trained Maiko Kashiwagi

Akihiko, who quit his job at a major insurance company and started working at his father Takashi's factory, is attracted to his stepmother Maiko's charm. He finds Maiko talking to a stranger on the street and takes a picture of her with his smartphone. He tries to threaten her, but she flatly refuses. Feeling a grudge, Akihiko gets hold of an aphrodisiac and starts training Maiko as his sex slave.