While chasing a criminal who murdered his wife, Kim Jae-hoon had a car accident and he lost consciousness right afterwards. When he woke up, he found himself in an unfamiliar place with a new body which was not his. Not only that, he soon realised that the world he was in was not so simple as he expected. It was a mystical world where everyone can obtain supernatural abilities by cultivating the martial soul that resonates within them. With everything magical and unique to him, Kim Jae-hoon embarked on an adventurous journey to explore the unknown world, meeting new allies along the way and fighting foes that comes in between him and his trip.