Liu Yifei's father is his stepfather. He is really a jeweler, very rich. His biological father is from Wuhan, and his parents divorced when she was 6 years old. Later, her mother married her stepfather. Stepfather immigrated to the United States with Liu Yifei/Kloc-0 when she was 0/0, and returned to China when 14, and entered the Beijing Film Academy. Later, she gradually became famous.