An AWOL soldier, Nick Gillis, seeks sanctuary in the mess tent, after Father Mulcahy's service. At the same time, a special Sunday brunch is due to be served, following the donation of some eggs to the camp by a grateful farmer.
The 4077th Mobile Army Surgical Hospital is stuck in the middle of the Korean war. With little help from the circumstances they find themselves in, they are forced to make their own fun. Fond of practical jokes and revenge, the doctors, nurses, administrators, and soldiers often find ways of making wartime life bearable.