John Carter, a hero of the American Civil War now at home on Mars, has survived the Kahori invasion alongside his beloved princess, Dejah Thoris. As the capital city of Helium rebuilds, the loving couple leave for the outlands to recuperate… but rest and relaxation are not in their future. All across Barsoom, sinister forces conspire against them. From savage Warhoon raiding parties to the artificial (and lovelorn) beast known as the Hormad, from the god-like sand spirit Jartak to the last of the world-conquering White Martians, the most evil creatures to ever walk the Red Planet stalk forth from the shadows to challenge the Warlord of Mars!