In a world where awakened beings called “Hunters” must battle deadly monsters to protect humanity, Sung Jinwoo, nicknamed “the weakest hunter of all mankind,” finds himself in a constant struggle for survival. One day, after a brutal encounter in an overpowered dungeon wipes out his party and threatens to end his life, a mysterious System chooses him as its sole player: Jinwoo has been granted the rare opportunity to level up his abilities, possibly beyond any known limits. Follow Jinwoo’s journey as he takes on ever-stronger enemies, both human and monster, to discover the secrets deep within the dungeons and the ultimate extent of his powers.