Ra In-Soo

Fantasy Action Legend that follows brother's diary!! After his brother's death, on Tyr's 17th birthday…. his brother, Loki's diary is delivered to Tyr. When following his brother's diary step by step, Tyr realizes that everything that's happening around him is already recorded on the diary.

There's a rift between Hell and the mortal world, and lost souls have been escaping to torment the living. To deal with the problem, the King of Hell released Majeh, the greatest swordsman of the underworld, to stop the wayward souls.