"Under One Person" tells the story of a group of individuals with supernatural abilities, known as "异人" (Yiren), in a modern city. These people appear no different from ordinary humans on the surface, yet each possesses unique and extraordinary skills. This season, the "Biyou Village" arc serves as the fourth season. The head of the "Temporary Workers" in South China is killed by the "Temporary Worker" Chen Duo. Other regional Temporary Workers are tasked with capturing Chen Duo in the southwest, but on their pursuit, they encounter Ma Xianhong from Biyou Village...