Heo Shin-woo lost his parents at a young age. Since he was eleven, he has lived as a wandering assassin, taking on contracts to kill.

One day, his grandfather—the leader of the Murim Alliance and the master of the Heavenly Outer Sect—is murdered. As a result, Heo Shin-woo is accused of assassinating the Murim leader and becomes a target for martial artists seeking the Heavenly Outer Sect’s ultimate technique, the Supreme Demonic Art.

But his misfortune doesn’t end there. While on the run, he suddenly encounters a mysterious “Demon” who steals his mother’s remains…

A martial arts action fantasy set in modern-day Korea, the heart of the new Murim!