During the preparations for their wedding, a chance encounter on a rainy night makes Lin Feng reconsider his relationship with Li Wan. He decides to call off their engagement, believing that their story has finally come to an end. However, he unexpectedly discovers a clue connected to an event in the Li family's past ten years ago. As he gradually uncovers how Li Wan and Qi Xuan are connected to that incident, Lin Feng discovers that he, too, has an unexpected connection to the long-buried affair.