Rieko raised her son Shuichi all by herself. However, she might have spoiled him too much, as he acted selfishly and, unbelievably, was secretly bullying his classmate Hajime. Upon learning this, Rieko went to apologize on behalf of Shuichi, but Hajime, enraged by the convenient offer, demanded that she perform bodily atonement. Furthermore, unaware Shuichi is driven into a corner, and revenge begins. First, he demands "Lend me your mom"…
