A boy and his father, on their way home from a Little League game, are violently attacked, much of their flesh devoured...

A large band of homeless people are found murdered in a subway tunnel, their skin mauled with hundreds of small, deep gashes...

A young woman never returns home from work, as she is savagely assaulted in a vacant elevator...

Something is loose on the streets of Manhattan: nesting in the subways, living inside the building walls. Creatures so vicious, so insatiable, so deadly, it'll take more than a wing and a prayer to stop them -- it'll take a miracle.