The show is set amidst a wave of violent animal attacks sweeping across the planet. A young renegade scientist is thrust into a race to unlock the mystery behind this pandemic before time runs out for animals and humans alike.

In this epic adventure thriller, a family struggles to reunite in a post-apocalyptic American landscape: a world of empty cities, local militias and heroic freedom fighters, where every single piece of technology - computers, planes, cars, phones, even lights - has mysteriously blacked out ... forever.