On Christmas Eve, a girl with her wrists cut walked into the hospital and into Yan Zhi's heart. Her tenderness, her thoughtfulness, and her beauty completely moved Yan Zhi. Just when Yan Zhi opened his heart and tried to understand her, she disappeared without a trace. Four years later, Yan Zhi met her again, and she was no longer the same person. The betrayal of lovers, the imprisonment of roommates, the temptation of money, the change of rights, the tragedy of the family, all of these turned out to be well-planned scams. When all this begins to come out, who becomes the chess piece in whose hands, and who mocks whom for whom? At the crossroads of fate, some people make the wrong choice!