

Shawn Quinn, the CEO of the Quinn Group, had searched across the country but had failed to find the woman with a peach blossom-shaped birthmark on her waist. This unique mark signified that the woman was the only pure Yin body in existence. Shawn had been born with a pure Yang body and had to marry that woman to dissolve the Yang poison within him. If he didn't do this, he would soon die.

Burdened by her father’s debt, Seoyoon ends her relationship with Leejun through a painful lie. While chasing after her, Leejun is nearly killed in an accident. Years later, Seoyoon is raising their child alone, while Leejun returns in triumph. When their paths cross again, old wounds, hidden truths, and unresolved feelings flare back to life, upending everything they thought they’d left behind.