In a world where everything has become a game and monsters invade, everyone has become a player. Sun Yuan discovers that the mobile game he just completed is identical to this new reality. He becomes the only beta tester, knowing everything about the game. While other players struggle to survive and face elite bosses, Sun Yuan is already soloing world-class bosses. Other players find a gold treasure chest and proudly show it off in the public channel, while Sun Yuan's treasure vault is already overflowing. As other players fight for survival, Sun Yuan has already reached the end of the game, confronting the mastermind behind it all. Kill it, and he will be the savior of all humanity. Don't panic, everyone, hop in, and let the beta tester take you to the top!