Jin-kwon, who had entered a ten-year secluded training camp to avenge his father.

Upon finally descending the mountain, he found himself in a world even stranger than his enemies.

The martial arts world had vanished, and the world had transformed into a fantasy era dominated by skills.

Jin-kwon was left with nothing but his fists and his martial arts uniform.

However, just because the times have changed does not mean the very essence of strength has changed!