In the midst of an attempt to take over his company, a powerhouse executive is hit with a huge ransom demand when his chauffeur's son is kidnapped by mistake.
In feudal Japan, during a bloody war between clans, two cowardly and greedy peasants, soldiers of a defeated army, stumble upon a mysterious man who guides them to a fortress hidden in the mountains.
Aspiring to an easy job as personal physician to a wealthy family, Noboru Yasumoto is disappointed when his first post after medical school takes him to a small country clinic under the gruff doctor Red Beard. Yasumoto rebels in numerous ways, but Red Beard proves a wise and patient teacher. He gradually introduces his student to the unglamorous side of the profession, ultimately assigning him to care for a prostitute rescued from a local brothel.
