Indy aids the war as a motorcycle courier for the French. He makes a daring decision to save men on the front lines. He then travels to Paris where he meets Mata Hari. The two begin a whirlwind romance, Indy soon questioning her actions.
While serving in the Belgian army, Young Indy's life is changed when he meets doctor and humanitarian Albert Schweitzer, who shows him the true value of life.
When Indiana Jones is shot down by the infamous Red Baron, he discovers a dangerous weapon that could change the course of the war - but can he stop it?
Indy learns to dance while in Barcelona aiding the war effort as a spy. He then travels to Prague where his mission is nearly foiled by a missing telephone.
Indy lends a hand to his pals in the Australian Light Horseman Regiment. Their success rests on his shoulders, and the skills of a beautiful undercover spy.