Two years ago, Sarah Cole's life was destroyed by her ex-husband's powerful family. Her mother died disgraced, and Sarah disappeared. Now she returns as a world-class surgeon. When the Hayes family faces a life-or-death crisis, the only doctor who can save them is the woman they once crushed. Looking at her former father-in-law, she asks coldly, "My ex father-in-law, right? Need my help?" The media erupts, but one thing is clear. The old Dr. Cole is gone. She came back for revenge.