Yuri is always a kind mother. Before Kenta knew it, he had fallen in love with Yuri and began plotting to make her his own, not as her mother, but as a woman. Kenta attacks Yuri with uncontrollable desire and forces her into a chastity belt. From today onwards, I'll take care of your sexual desires. If you want to have sex, come to me. You can't have sex with anyone but yourself.