Taeil and Donghyuck's clandestine affair shatters the moment Jungwoo discovers the truth—his husband is carrying another man's child. What begins as a quest for vengeance transforms when Jungwoo meets Mark, Donghyuck's obsessive suitor, who becomes an unexpected ally in his revenge scheme. As their partnership deepens into genuine attraction, the lines between deception and desire blur, pulling four intertwined souls toward a reckoning neither anticipated. In a tale of forbidden love, betrayal, and twisted fate, each character must confront what they're willing to sacrifice and whether their true destinies were written long before their secrets unraveled.