The Devil's Cauldron, a city where depravity and violence has forged a society in which only the lethal and callous can survive, two young men who possess the intellect and ferocity to flourish, carve a name for themselves as the most efficient and unstoppable hit men. Side by side, these two brothers are the deadliest killers, feared by even the most evil criminals. But when a woman of rare beauty mysteriously enters the brother's lives she blinds them with her sweet promises and turns them against each other, resulting in an epic battle that threatens to bring the Devil's Cauldron to the brink of destruction.

Captured international assassins are locked up inside a high-tech bunker known as the Killing Chamber. To break out of this concrete hell they must duel each other, fight deadly ninjas and battle against gangs of masked maniacs. And... if they survive this, they will have to confront Snakehead: the lethal, deranged top dog who will stop at nothing to kill 'em all!

Four backpackers arrive in Thailand to party and drink. A gambling game goes wrong and with their lives on the line they desperately decide to kidnap a billionaires daughter. Things go wrong when her 'father' doesn't play ball and prefers to use the kidnapping to further his own interests.