The sinister Colonel Flagg pops up at the 4077th again, playing his usual spy games, convinced that Hawkeye is a communist sympathizer, after he saves the life of a North Korean soldier. Also, an American soldier is less than impressed.

Hawkeye and BJ lose their way while rushing urgently needed antibiotics to the 4077th, which is wracked with low-mileage Thanksgiving turkey-induced salmonella. Wandering back to M*A*S*H, the pair are found by a peculiar North Korean soldier.