Caitlin Meadows thought the worst part of her business trip would be the airport hassles and her overly chatty seatmate. However, when her plane is shot down, and she finds herself in the middle of a zombie virus outbreak, she realizes she was never prepared for terrors like these. Lost, alone, and afraid, Caitlin can only focus on one thing - survival. That is until she crosses paths with Jack Booker, an ex-Marine with a shadowy past and a penchant for pushing Caitlin's buttons. Under the looming threats of the undead walking the earth, corrupt government agencies, and the horrors encoded in humanity, can unlikely friends become something more? While the world falls apart, will they fall together? Or will their luck run out eventually?