
Members of the 4077th Mobile Army Surgical Hospital care for the injured during the Korean War and use humor to escape from the horror and depression of the situation. Among the 4077's people are Capts. Benjamin "Hawkeye" Pierce and "Trapper John" McIntire, Majs. Margaret "Hot Lips" Houlihan and Frank Burns, and Cpl. Walter "Radar" O'Reilly.

Hawkeye and B.J. discover Charles living the life of Riley due to the attentions of his menially paid Korean servant.

Heavy casualties nearly exhaust the unit's supply of Pentothal.

Psychiatrist Dr. Sidney Freedman visits the 4077th when Col. Potter loses all confidence in himself as a physician.

While under intense enemy shelling in a combat zone, Hawkeye decides it is time to make out his will.