He was introduced in ch.34 at the request of reader (Oh-Hyeon who sent fan letter ) "who lives at Myeong Il Dong in Gang Dong Gu, Seoul". After his introduction he promptly broke 4th wall and rescued Bu Young. Once, he was member of Jiok clan – clan of assassins, but he eventually left them because he (supposedly) wasn’t comfortable killing women and children. At a time of his appearance in the manhwa he is bounty hunter. His weapon of choice is sword and his style is Setting Moon Sword of which he used Moonlight Slash technique. Beside his skill with sword he is skillful tracker.