The Realm Appears, I Can Travel at Will

Dim underground laboratory, Su Lin's eyes were dull. "Creak" the old door was pushed open, "Zero 019, it's your turn" The ruthless voice was like a dull knife, cracking open Sulin's sanity. … A mysterious force swept over, covering the entire continent, Different regions undergo different changes, These changes have made the relationship between the various forces subtle. There is even a reaction at the edge of the area, gradually forming a kind of barrier called a boundary. I don't know where I got the news from, Su Lin, a special person. I don't know what is special or why. Legend has it that he can ignore boundaries and travel freely between major forces.