When school teacher Harriet Winslow goes to Mexico to teach, she is kidnapped by Gen. Tomas Arroyo and his revolutionaries. An aging American, Ambrose Old Gringo Bierce also in Mexico, befriends Gen. Arroyo and meets Harriet. Bierce is a famous writer, who knowing that he is dying, wishes to keep his identity secret so he can determine his own fate. Though he likes Arroyo, Bi...