Dawn is an active member of her high-school chastity club but, when she meets Tobey, nature takes its course, and the pair answer the call. They suddenly learn she is a living example of the vagina dentata myth, when the encounter takes a grisly turn.

Llewelyn Moss stumbles upon dead bodies, $2 million and a hoard of heroin in a Texas desert, but methodical killer Anton Chigurh comes looking for it, with local sheriff Ed Tom Bell hot on his trail. The roles of prey and predator blur as the violent pursuit of money and justice collide.