To the consternation and dismay of Sgt. Carter, Gomer breaks regulations and sneaks a recruit's girlfriend in to visit him in the barracks.

The men try to change Carter's mind when he decides to leave the Marine Corps.

Gomer befriends Branch, a country boy from a neighboring hometown -- until he learns that their two families have been feuding for generations.

Gomer writes secret love letters to Carter in order to cheer him up.