Sinopsis A Debt of Love

A wealthy family adopts a girl born on the same day as their missing daughter to ease their pain. The adopted girl, eager to secure her place as heir, torments the heroine with the help of her brother and birth mother. Raised by a harsh stepmother, the heroine faces constant struggles. But she saves her brother, reveals her true identity, and helps her mother see the truth. In the end, the family is reunited.