Naive eighteen-year old Roger Collins enlists in the Army under the impression he is going to be a spy. He finds out the recruiter deceived him and instead is sent to Germany at an Army listening post. He and the men with whom he is stationed disobey every rule and antagonize their superiors. Finding ways to help the time go by become misadventures that are sometimes near calamitous. In the end, Roger has come of age, and also feels he has accomplished his original goal.