Yu Wan time-travels into a novel to become a tragic, wicked supporting female character, and mistakenly marries Xie Mingyan. After awakening, a life countdown appears on her wrist, and she can only save her life by getting close to him. She is forced to stick to him, unaware that her seemingly forbearing husband is the actual power behind Dingsheng Group, who received a life-saving grace from her in childhood and has deliberately waited to reunite with her. The original male and female leads repeatedly plot against and suppress the Yu family. After going through misunderstandings, breakups, and being bound by chains, the two join forces to weed out the traitor and crush the enemies' conspiracy. After untangling the knot of childhood pasts, the two redeem each other and break free from the original plot to spend the rest of their lives together.