In 1913 young Indiana Jones finds an ancient silver ring that may have belonged to King Arthur, investigates sabotage of a Welsh friend's coal mines, and travels back in time to solve a crisis in the present.
While visiting New York City in 1914, teenaged Indy runs across his old friend Lizzie Ravenall and becomes involved in retrieving a stolen family heirloom for an immigrant Italian labor-organizer.
While investigating some strange incidents at an archaeological dig at Stonehenge in 1913, the young Indiana Jones and his pal Herman encounter a mysterious band of Dark Druids with a connection to German espionage activities.
While serving as a special agent in the Belgian army during World War I, seventeen-year-old Indiana Jones accompanies two Bourbon princes on a dangerous secret mission to Austria to try to end the war.