Jiang Yufeng, the top rich heir of S City, falls into a scheme and suddenly has a son, but cannot trace any information about the child's biological mother no matter how he investigates. Until Jiang Yufeng, in the process of searching for AI expert Professor TT, meets Gu Tian, who 'abducted' his son, accidentally recognizes the relationship, and simultaneously learns that he also has a daughter. Gu Tian exposes her hidden identity to help the Jiang Group tide over difficulties. Jiang Yufeng determines that Gu Tian is his soulmate and launches a pursuit offensive. Unexpectedly, the abnormal attitude of Gu Tian's parents brings a baby-switching case that has been dormant for over twenty years to the surface.