“The Motorcycle Diaries” is based on the journals of Che Guevara, leader of the Cuban Revolution. In his memoirs, Guevara recounts adventures he, and best friend Alberto Granado, had while crossing South America by motorcycle in the early 1950s.

Two brothers develop a very close relationship as they are growing up in an idyllic and happy family. When they are young adults their relationship becomes very intimate, romantic, and sexual.