Humanity's fate hangs in the balance when the routine delivery of a donor heart becomes a desperate race against time as two paramedics and their security detail are pursued by a ruthless team of vampire assassins determined to keep them from completing their mission.
Attacked by deadly assassins, paramedics Naomi, Darnell and their security detail are forced into the subway system and must find a way back onto the city streets to deliver a donor heart before it's too late.