A couple of bush pilots find themselves grounded in Seattle at the annual World's Fair. One thing leads to another and they help an abandoned girl and make the acquaintance of a beautiful nurse.

The U.S. Government Project K.I.L.L. is chemically altering a special breed of agents. These men are specifically robotized to protect international leaders. When the head agent realizes the project has gone wrong, he must run for his life because of the information he has. He is tracked by a Project K.I.L.L. agent who has no option but to eliminate him.

A science fiction film which moves from the pre-historic birth of intelligence toward the emergence of man as pure thought somewhere in the future.