A couple begin to experience some unusual activity after bringing their newborn son home from the hospital. With the help of home-surveillance cameras and a team of experts, they learn they're being stalked by a nefarious demon.

How do you deal with a fallout of Heavenly proportions? With the angelic Host's descent to Earth. Sam and Dean now face a world inhabited by thousands of powerful beings which soon form their own chaotic agendas. Before tackling the threat of the "loose nukes" roaming the globe, the Winchesters engage in their most personal conflict yet. Meanwhile, Castiel finds he's more vulnerable - and yet capable of more humanity - than ever. As the threat escalates,...

When Katie disappeared with her nephew Hunter, there were no survivors. Five years later she's returned with a mysterious boy, ready to target new victims with her demonic rage. Now, a family's young daughter will capture every one of the terrifying occurrences, beginning with her new neighbors' arrival.