Dedicated forest ranger Billy Teal stands in the way of two obsessed individuals, Cory Mathis and Fran Andersen, who teamed up to capture the legendary Bigfoot. Cory, a college professor, is convinced that the mythical creature killed his wife, while Fran is just after the S10 million bounty offered by Nat Geo. Covert government agents and serial hoaxers further complicate the situation.