Watch 4 Kings for Free: How to Stream the Movie Online at 123Movies. . Sian is a conman who makes and sells fake Buddhist amulets. His nephew Riang is a chip off the old block, with many generations of gamblers' blood running through his veins. When they loose big time to an underworld kingpin, they come up with a plan to cheat the kingpin and win back all their money by recruiting Todd, a social-climbing card-sharp magician. But, even with Todd's ability to change cards with a wave of his hand, they still need Sri, a curvy female accomplice to distract their mark.