A glowing brain-like creature arrives on a beach near a rocket test site via a teleportation beam. The alien communicates telepathically with the children of scientists. The kids start doing the alien’s bidding as the adults try to find out what’s happening to their unruly offspring.

Bart Tare is an ex-Army man who has a lifelong fixation with guns, he meets a kindred spirit in sharpshooter Annie Starr and goes to work at a carnival. After upsetting the carnival owner who lusts after Starr, they both get fired. Soon, on Starr’s behest, they embark on a crime spree for cash. Subjects of a manhunt, they are tracked by police in the hills Tare enjoyed as a boy.