8 years ago, a major worldwide attack happened called the Bloodlust virus. This virus is able make anybody become instinct "killing machine zombies" at any moment. This causes many deaths and devastated many lives throughout the nation. Years later, an organization called the Exemplars Unit is giving an opportunity to teenagers across the U.S. to be part of the organization in order to defend the world from massive threats. Now, 3 kids who we are going to follow Kyle, Aaron, and Noah in their journey and beyond trying to reach their goal to be part of the Exemplars Unit.