The Devil's Cauldron, a city where depravity and violence has invented a society where only the callous and mortal can survive, two teenage boys who hold the intellect and ferocity to flourish, carve a name for themselves since the most efficient and unstoppable hitmen. Alongside, these two brothers are the most peculiar killers, feared by the most wicked criminals. But if a lady of rare beauty passes the brother's lives she awakens them and turns them against one another, leading to an epic battle which threatens to attract the Devil's Cauldron.