When Yggdrasil, the World Tree of Norse Mythology, materialized on Earth, it unleashed demonic creatures that devastated civilization. Yet hope persisted through the System—a supernatural power awakened within a select few. In this harsh new world, Min JaeHyun struggles as a hunter, haunted by regret over his past failures and squandered potential. His life transforms when he obtains the world's only Mythic item. With this legendary power in his grasp, can Min JaeHyun break free from his tragic history and rewrite his fate?