When Equestria is threatened by an ancient evil, the organization Z.O.D.I.A.C. must rise to meet the challenge. Join flightless pegasus and secret agent, Scarlet Thorn, in Z.O.D.I.A.C.'s war against a force far worse than anything from Tartarus.
The unofficial official sequel! What does Luna's son, a mare with a dark secret, two dragons, and a broken-horned unicorn have in common? Hunting down Twilight! But when a threat greater than the Storm King arises they must work together to stop it!