A herpetologist investigating a series of fatal rattlesnake attacks discovers that the creatures have been infected by a mysterious nerve gas disposed of in the desert by the military.
After several locals are viciously murdered, a Louisiana sheriff starts to suspect he may be dealing with a werewolf.
Pretending to do research for his newspaper, college student Alex Marsh teams up with the somewhat older Susan Swayze, who he long admired from afar. Susan participates in The Assassination Game, in which every player tries to shoot another with a toy dart gun, until only one remains. While doing his best to win her over, and helping her finding her targets, Alex discovers that this year the Game may be more serious than most contenders realize...
