Synopsis：After Kathy’s mother is brutally killed by her husband David, Kathy is lured at a banquet by David’s second son, Derik, who poisons and abuses her—yet she eventually marries him and enters the family. Only then does she reveal her real intention: a carefully planned revenge. Meanwhile, David’s eldest son, Shawn, long thought lost after a car accident, survives and lives in hiding as a disabled man, secretly watching everything unfold.