As a young descendant of the Zhuyou clan, Hua Jiayu was forced to work as an assistant in a company that "collects and locks souls" for people to support her and her father's living expenses. For this reason, he met Lu Huailie, who was cold and aloof but had extraordinary spiritual power.
The two work together to recover the lost "souls" of various guests.
Behind every case of searching for three souls and seven souls are the seven emotions and six desires of human beings.