When the "Chosen One" Yuyao was born, it was predicted that he would unify the six realms in the future. Because he is half immortal and half demon, he has the evil spirit in his body. This is a power tabooed by both heaven and demon worlds. In order to protect it, Yuyao's mother used her whole life to seal this power in Yuyao's tears. , And left Yuyao with no tears for the rest of his life, until Yuyao met Cheng Xi, and the peaceful days changed. After the painful and heart-breaking experience, Yuyao finally broke through the seal and released the evil spirit. . . .