When I Am in the End of the World, I Am Bound to the Fairy Tale System

[Apocalypse x Fairy Tale x System x Group System x Battle Royale] In the apocalypse, everyone has a system, and everyone's system capabilities are different. There are heartthrob systems, alchemy systems, healing systems, firearm systems, Taoism systems, game systems, etc. And Xinxin is bound to the most useless fairy tale system in history. [Novice mission: Explore the map and survive in the end of the world] [Side tasks: Complete any side tasks released by the system and earn points] [Main mission: Seize the system capabilities of other hosts]