by Sxyz
Si-an is an undefeated UFC champion with a terrifying gift: he can master any martial art just by seeing it. But when his twin brother, Min-jun, is found dead, Si-an leaves the Vegas lights for the shadows of Korea. The police claim it was suicide. The autopsy says it was murder. To find the killers, the world’s most dangerous man must go undercover as his "weak" brother. Hiding his elite physique and pro-fighter scars.
