The fourth season "Eternal Immortal Dome 4: Silver Moon City" takes over the content of the previous season and tells the story of the three souls of Queen Wa who only need to find the last soul to be reborn. In order to save Xiao Rou, Gu Hai goes to Silver Moon City to stop the Great Ming King God from finding the last soul. However, the Silver Moon City is even more difficult and dangerous, and Gu Hai will face new challenges.