Ava Coleman is a twenty-five year old somewhat trained-to-be nurse. Until the apocalypse hits and is sadly on her own. Chaos begins when she suddenly ends up in Grady Memorial Hospital. Her perspective of the world changes when a blonde girl named Beth, is saved a few weeks after her and is also transferred to Grady. Little does Ava know that her entire life is about to change when Beths group comes and rescues her.