一对婚姻岌岌可危的英国夫妇乘船前往加勒比海，希望挽救他们的婚姻。在丈夫和一个神秘的流浪者之间看似无害的酒吧争斗之后，情况演变成了一场危险的猫捉老鼠的游戏。这对夫妇必须一起战斗，以从袭击者手中解救自己。

　　400 BULLETS is an edge-of-your-seat Military Action story about what it means to fight for honor instead of profit. The film packs gun battles, epic hand-to-hand fight sequences and witty dialogue into its 90 minute run time.