Mary-Maria, Archer's arch-nemesis/love interest/adopted sister, is back and dead-set on taking over the Sect by any means necessary. What better way to seize control of the most secret of secret societies than by unlocking their most secretive of secrets inside the secretest place on Earth? Now, as Mary-Maria sneaks her way inside Area 51 to claim a long-hidden prize, Archer & Armstrong are about to discover the forbidden history that binds America's blackest black-ops base to the time-lost land