Liu'er, who has been regarded as a "harmful spirit" since she was a child, lives in an orphanage and learns to be strong, waiting for the person who made a promise to pick her up. Destiny always plays the opposite tune, one year, two years... No results. Fortunately, Xu Tanzhang was with her. But Zhou Taiyu's appearance made her embarrassed. Zhou Taiyu's kindness moved her heart. Facing Xu Tanzhang and the unfulfilled promise, what should she do? Escape? But she doesn't want to...