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Only I Know About "Leveling Up" in This World
También conocida como: Kono Sekai de Ore dake ga "Level Up" wo Shitteiru, Kono Sekai de Ore Dake ga Level Up wo Shitteiru, Only I Know About "Level Up" in This World, Thế Giới Chỉ Mình Tôi Level Up, この世界で俺だけが【レベルアップ】を知っている, この世界で俺だけが【レベルアップ】を知っている · Kono Sekai de Ore Dake ga Level Up wo Shitteiru · Only I Know About "Level Up" in This World · Thế Giới Chỉ Mình Tôi Level Up · Kono Sekai de Ore dake ga (Level Up) wo Shitteiru · この世界で俺だけが【レベルアップ】を知っている · I'm the Only One Who Knows How to Level Up · Kono Sekai de Ore dake ga "Level Up" wo Shitteiru
A world where the worth of one's life is decided by one's Level. Theo, an S-Rank adventurer, had reincarnated thousand years later in a future where the people had forgotten about the power called "Level Up." In this world where a person would be Level 1 at birth, humanity is persecuted as the weakest race and the people lived everyday while fearing the danger of monsters. However, in their midst only Theo, who was chosen to be a sacrifice for the monsters, knew that humans can become the strongest because only they have the ability to Level Up.