ONE CRISIS, ONE MARSHALLA prison break...One of the most feared criminals in the universe escapes...A Space Marshall determined to make it right.In his first foray into science fiction, Terrence McCauley (winner of three New Pulp Awards in 2014) crafts a fast-paced, exciting story for the second tale of The Gate Keeper Chronicles, McCauley's Pro Se Single Shot Signature Series of digital singles.Space Marshall Kyle Mackey is a Gate Keeper - one of the members of the Space Marshall Service to watch for unauthorized entry through the portal that allows near-instantaneous travel between Earth and Mars. But when one of the worst killers in the cosmos escapes on Mackey's watch, it is up to the marshall himself and his AI infused ship, VELDA to either bring back the most wanted villain in history...or die in outer space trying.The Gate Keeper Chronicles: Under Siege is the second tale in McCauley's thrilling Gatekeeper Chronicles Pro Se Single Shot Series!