Sam is a professional gambler complete with the whole package--highs and lows in fortune, an ex-wife with money, and an estranged son. Rivalry comes to a head when Sam starts living with a much-younger woman. From then on only one rule applies—win when it counts, at any price.

In the Fiji islands, the greedy and unscrupulous owner of the Valalola Resort Primal Park invites investors and guests for an opening party of his compound composed of hotel and zoo aiming to find partners for his discoveries. When a bunch of college smalltime thieves puts a virus in the security system to participate in a scavenger hunt, the greatest attractions of the zoo - sabretoothes from the prehistoric age developed from DNA found in fossils - escape, killing the hosts and guards for fun.