In a world filled with towers, dungeons, and monsters, some people have awakened with special powers. While these hunters risk their lives in battle and climb the world rankings, Jio Gyeon is happy to just sit back and enjoy a simple life of leisure. But Jio has a secret—she's the strongest hunter in the world. But when a time traveling stranger warns her of humanity's bleak future, will Jio finally take action? And what enemies are waiting for her to reveal her true identity?