Want a reward that badly? Overly harsh parenting methods: punishment and ejaculation management. Yumi Kazama JUR-827

The Kazama family was once wealthy, but fell into poverty after the husband's business failed. Yumi abandoned her husband and devoted herself to raising her son, Seitaro, into an outstanding adult. However, Seitaro resented the overly strict discipline and impulsively pushed Yumi down. Yumi comforted him, saying, "Alright, since you want to do it so badly, then Mom will teach you," and began to give him sexual guidance… Perhaps due to the lingering effects of his long-term control, Seitaro became unable to disobey her orders and could only obey. Yumi's Spartan-style education, exploiting her son's adolescent sexuality and even rebellious phase, became increasingly extreme…