Ouyang Chenzi is a boy who has just entered high school. Wu Xiaoen was his childhood sweetheart, and they made a vow to each other that they would not marry anyone who was not a king, and not a concubine. There was a car accident that brought Wu Xiaoen to heaven. Ouyang Chenzi's life is almost extreme. Until he met another girl, Song Zaixi. More and more secrets gradually surface...