Jason stumbles upon a peculiar board game named Mamba. As his surfer buddies begin to engage with it, the game releases a lethal curse, resulting in the grisly demise of those who lose. It is said that the victor will be granted a wish. As his friends meet their untimely ends, Jason realizes that the sole way to undo the calamity is to keep playing. Together with his girlfriend, Erica, Jason takes his chances with the dice, aiming to make his wish before either of them falls victim to a dreadful fate.