Ye Xiu is the long-lost son of the richest man in the country. On the surface, he works as a hotel cleaner and a fortune-teller under an overpass, but in reality, he is China's God of War. Lin Wan'er is a top actress who has raised her daughter, Xiao Xingxing, alone for five years while the girl suffers from heart disease. Ye Xiu and Lin Wan'er had a one-night stand five years ago. Five years later, Lin Wan'er finds Ye Xiu and tells him that Xiao Xingxing is his daughter. After learning the truth, Ye Xiu decides to take responsibility as a father. However, Lin Wan'er's adoptive mother and brother, hoping to curry favor with the Jiang family, force her to marry the dying Jiang family patriarch, who is suffering from kidney failure. At the wedding, Lin Wan'er is forced to perform the wedding rites with the frail old man, while Xiao Xingxing is abused. At this critical moment, Ye Xiu learns the truth.