When an ammo dump is placed near the camp, it attracts an inept North Korean bomber that everyone in the camp sees as an attraction rather than a serious threat, except for Majs. Burns and Houlihan. When The Majors ask General Clayton for an anti-aircraft gun, Hawkeye and Trapper decide the Majors have to be stopped, at any cost.
All the surgeons except for Hawkeye, and most of the support staff except for Margaret, Radar, and Mulcahey come down with the flu. In this Korea-wide epidemic, they can't even find someone to come in and help with casualties.
Hawkeye and Trapper desperately try to acquire an incubator for the camp. Captain Sloan, the Quartermaster, turns them down. A colonel with three incubators won't let them have one, and they cause an uproar at a general's press conference.
Private Danny Baker has a big problem, and it's attached to his face. After he is caught trying to AWOL, Hawkeye calls in his friend Major Stanley "Stosh" Robbins, a plastic surgeon to help the private. When Frank and Margaret catch wind of the unauthorized operation, it is up to Hawkeye, Trapper, and Radar to prevent the majors from getting in the way.
A decorated GI confides to Hawkeye that he was beaten by his own unit for being gay but Frank Burns is outraged when he finds out from another source and tries to have the soldier dishonorably discharged.
Margaret talks marriage to Frank while Hawkeye tries to trick him into a phony stock investment , Klinger tries to convince Col. Blake that a 'death in the family' letter came for him (Klinger) in the mail bag, and a drunk Trapper tries to go AWOL to be with his family.
When the cryptic Col. Flagg starts snooping around the 4077, he draws in the interest of another intelligence agent named Pratt, a friend of Trapper's. When chaos reigns as Flagg and Pratt try to outsmart and one up each other, Hawkeye and Trapper decide it is time to teach them both a lesson.