Having survived the ruins of St. Louis and the loss of their friends, Michael and Maggie would like to believe that the worst is behind them. Now, they must pick up the pieces of their lives and try to put them back together, all while avoiding the horde of walkers that always seems to lie just ahead of them. As Maggie gets closer to giving birth, it is imperative that they find a place to stop and rest. Can they beat the clock and find safety before the moment arrives?