When Calloway Foster woke up that morning, he never expected it to be a deathblow to life on earth. Nothing can prepare him for one of the world's most loved species to turn into the undead. Four-legged zombies now run rampant-hungry and intelligent, they are merciless to those still struggling to survive. Follow Cal on a turbulent journey filled with horrific loss, new love, and unbelievably terrifying events. Will he find his twin brother in time? Can he keep his family safe? A terrifying surprise twist will test the survivors to the brink of humanity's very existence. READERS CHOICE AWARDS 2017 NEW APPLE SOLO MEDALIST AWARD FOR HORROR 2017