Dr. Quinn (Jane Seymour) befriends a young Chinese woman (Yumi Iwama) who must pretend to be a man so she can practice medicine.
The wife of a city councilman turns up dead; guests Angie Dickinson, Kent McCord, Martin Milner, James Darren and Fred Dryer.
Mark and Amanda are assigned to the task force investigating an airplane crash. An adversarial FBI agent and Russian mobsters make their assignment more difficult.
Mark and Amanda learn that a plane crash is a case of murder involving a dead FBI agent, the Russian mob and a missing nuclear bomb.