Ready to leave his profession behind, Loreno, an assassin, lends help to an old friend, Cetan, and taking one last job in Thailand seeking out a local kingpin. A lapse in judgment means Loreno crosses paths with old colleague Paul.
A ticking-time-bomb insomniac and a slippery soap salesman channel primal male aggression into a shocking new form of therapy. Their concept catches on, with underground "fight clubs" forming in every town, until an eccentric gets in the way and ignites an out-of-control spiral toward oblivion.