After her husband Takeo's death, Yuu's relationship with her mother-in-law, Maya, who lived with her, deteriorated, and Yuu was constantly berated. In this situation, Yuu decided to run away from home with Takeo's inheritance. A few days later, a lawyer arrived to handle the inheritance procedures and revealed a shocking truth: "Takeo had debts." Unable to find a way to repay the debt and falling ill from the stress, Yuu found Maya suddenly treating her with kindness. However, this tenderness was actually Maya's clever trap.