Caught between two worlds, professional power leveler Han Xiao awakens as an NPC inside his favorite game, mysteriously sent back before its official launch. Equipped with the strategic insight of his past life, he dominates the universe and systematically prepares for the players' imminent arrival. The collision of player knowledge and in-game reality creates an unprecedented dynamic. Far from a standard transmigration tale, this sci-fi adventure explores what happens when a gaming expert becomes the world itself.