My Nephew's Fiancée Was My First Love

Sofia was originally a young lady from a distinguished family, but due to a family tragedy, the family company collapsed. Because of a car accident, her parents died, and her brother became a vegetable. When Sofia was in college, she had a crush on her schoolmate John, but Sofia broke up with him so that she wouldn't get John involved. Five years later, John returns home and becomes the heir apparent to the Shawn family, only to discover that his first love has become the fiancée of his nephew Sean, and that John is fighting for his love. Meanwhile, he and Sofia discover that Sean's mother is the cause of the Song family's misery. The two of them join forces to drive Sean and his mother to the wall, so that they can be punished as they should be.