Dongbang-Mui, Son of The Deadly King, Dongbang-Go Jin who is called The War God. In the secret of his birth, he followed in his grandfather's footsteps and became the lower rank guard of The Murim League. Together with the bounty hunter's Ruthless Slashing Sword, The World Best Assassin's Snake Fang Sword made of The Snake Poisonous Sharp Fang, and inside the love of Bicheonri- Ya Eul who possessed the Plum Flying Sword, he lifted his Blade of Wind and Thunder to the world.