Unable to bear her husband's violence, Chizuru left everything behind and ran away from home. However, due to the recent economic downturn, she lost her job and was forced to return to her parents' home... When she returned home after ten years, she was greeted by her son, Yoshihiro, who was working while supporting her bedridden husband. Not knowing the circumstances of Chizuru's running away from home, Yoshihiro was not satisfied with just insulting her, and even forced her to satisfy his sexual needs, venting his hatred... Feeling guilty, Chizuru accepted everything, but Yoshihiro was irritated and inflicted further humiliation on Chizuru.