C21 Ten Continents in the Sea

"Why do I have to go through the Circulatory Cycle Revolution before I can go?" Mu Sheng asked curiously.

"I don't need it if I have an eight spiritual root, or I can be one of those legendary mutants. But I only have seven spiritual roots, just like my master, so if I want to join a big sect, I need to reach the Xiantian Realm. Big sects have a lot of recruitment rules. Even in my situation