Listed below are the first three books from the award-winning, top-rated Extinction Routine series.

In Extinction Horizon, the most severe of nature and the worst of science could extinguish the human race. A top-secret medical research facility goes dark, and Professional Sergeant Reed Beckham’s Team Ghost is named in to face a dangerous enemy-a strain of Ebola that becomes men into monsters.

In Extinction Advantage, a new threat appears: the hemorrhage trojan. Dr. Kate Lovato’s bioweapon was supposed to be the endgame, but it turned some of those infected into something even worse: predators unlike any the human race has ever seen. And they are evolving.

In Extinction Age group, Procedure Liberty has failed. Human beings are shedding the war. All seems dropped around the eve of extinction, but General Kennor decides to pull back the troops and give science a second chance. It is the one final wish.