In London, during WWI, a lonely woman who wants to feel a part of the war effort pretends to her friends to have a son fighting in the war. She is shocked when he shows up on her doorstep, and they make an agreement that he will pretend to be her son. "Seven Days Leave" is a screen adaption of James M. Barrie's play, "The Old Lady Shows Her Medals."

Army sergeants Dave and "Fixit" spend a three-day pass in Pasadena, where they meet Janet and Cora, two young women who work in a parachute factory.

War correspondent Lopatin takes a 20-day-leave from his hard work at the front in 1942. He travels to faraway Tashkent to meet the family of the killed soldier and visit the film set of the screen adaptation of his war-time stories. Lopatin also manages to walk the streets of Tashkent, take part in a factory workers' meeting and have a short-lived love affair. Although with no bombings and fighting, the city dwellers breathe the atmosphere of the ongoing war.

A delinquent girl involves an innocent friend in an armed robbery followed by a jail-break and hostage-taking with her equally delinquent boyfriend.

Abengo Corps is under the direct control of headquarters of Gen. Douglas MacArthur. In order to conceal the Inchon Landing Operation, Abengo is assigned to the Wonsan Landing Operation as a decoy mission. With the operation soon at hand, the members of this operation go on a special vacation to Busan. Among them is Il-gyu. He meets with Bae Su-na, a refugee, and they spend a passionate, touching night of love together. The members perform their duties as ordered. Lieutenant Colonel Koh receives a coded message from the headquarters. Koh realizes that his men are a diversion for the Inchon Landing Operation. Lieutenant Koh is angered and resentful. And Lieutenant Sung is chosen to enter the battle instead of Lieutenant Colonel Koh. During the January 4 Retreat, Lieutenant Sung meets Su-na, who has had Il-gyu's son. Lieutenant Sung helps her out.