เมื่อเลือดไม่ข้นกว่าน้ํา

To repay her biological parents for giving her life, Sin Seo-yeon leaves behind the wealthy Sin family and returns to her birth family, the powerful Kims. However, her parents and brother only care about their adopted daughter, Kim Ye-rim, who frames Seo-yeon and has her imprisoned for three years. After her release, Seo-yeon cuts ties with the cold-hearted Kim family at Ye-rim's birthday party—only to be relentlessly bullied by them. Just then, someone steps in to save her..