Hawkeye falls for a visiting Swedish doctor, but is disconcerted by her take-charge ways. As a result, he is forced to confront his chauvinistic views toward powerful women.
Klinger tries to bribe Colonel Potter, but Potter is more concerned with the disappearance of his horse, Sophie. Meanwhile, Hawkeye and B.J. try to hide a man who is about to be drafted into the Korean army.
The arrival of fresh-faced lecturer Capt. Simmons and his subsequent performance in ER turns Winchester into a drunk, Potter into an invalid, and BJ into a bookworm. Meanwhile, Klinger begins acting like he's back home in Toledo.
Margaret celebrates her newly obtained divorce by creating a new way to handle triage and invites a general to observe. Radar is enamored of a new nurse and tries everything he knows to get her attention.
A patient accuses Hawkeye of being a Communist sympathizer when he operates on a Korean soldier ahead of an American. As a result, Colonel Flagg attempts to recruit Winchester to spy on Hawkeye.
Hawkeye performs a shocking and sinister stunt to keep a war-obsessed colonel from sending more young victims to a possible early grave, while Klinger tries to use voodoo on Potter to get a discharge.
In an act of protest, Hawkeye goes to Rosie's Bar and decrees that he will not leave. One by one he is joined by fellow surgeons and staff, including an annoyed Colonel Potter.
The 4077 receives a patient who is a bumbler at the front but regular gourmet in the mess tent. The surgical staff try and convince Potter to keep him but he flatly refuses. He has enough trouble as it is, his marriage is in danger.
A visiting Congressional aide accuses Margaret of being a Communist sympathizer and it could ruin her career. This dovetails with Klinger entering the Stars & Stripes photo contest.
Hawkeye refuses to accept a South Korean officer's warning that a wounded civilian he brought in is a dangerous enemy guerrilla soldier. Charles finds a new chess opponent.
Although Radar is granted a hardship discharge, the camp's difficulties make him seriously consider staying. Klinger begins taking over the company clerk job.
The senior staff's attempt to help a nurse enter medical school to become a doctor is complicated by her unwanted romantic advances towards Father Mulcahy. Only Charles is unaffected by a drought and water shortage.
After a drunken trip to Tokyo, Winchester is visited by his new wife. Meanwhile, the camp is hit with an outbreak of hemorrhagic fever that they don't know how to deal with.
When one soldier, George, needs an aorta within 20 minutes to avoid paralysis and another soldier, Harold, arrives brain dead but with a beating heart, BJ must decide if he should remove Harold's aorta to save George's life.
Resigned to staying for his term of service, Klinger writes home about his job, which includes appeasing the officers' eccentricities. A home-bound patient says goodbye to the slow-witted buddy who saved his life in battle.
While the 4077th staff substitute for Rosie after she's injured in a brawl at her bar, Father Mulcahy is at the end of his patience when he is passed over for promotion yet again.
During a lull in casualties, friction occurs when Charles and B.J. try to write an article for a prestigious journal on a procedure they'd performed. Margaret discovers more about herself through a visit from Scully.