An alien, Renn, relentlessly pursued across the galaxy by his sworn enemy Willard is on a desperate mission to perpetuate his otherwise exterminated race and he must find an Earth woman to carry his child. He kidnaps Annie, a young school teacher, impregnating her he then sets out to reach his ship before the child is born - due in only four days! Jack, a local cop and Annie's true love, is determined to Renn and launches a massive manhunt - and is unknowingly conned by Willard who will stop at nothing to kill Renn, Annie and the child. It becomes a race against time as Annie and Jack are caught between the powers of two alien forces in a show down.