A Van Helsing-like professor and his protegé are tracking Dracula's descendants through the world of "parallels", creatures who are human in form but live quite distinct psychic lives. A circus dwarf who is in love with one of these creatures leads them to a mansion filled with oddly behaving nuns, The Order of the White Virgins. The nuns are detaining a beautiful woman who is the betrothed of the still-extant Dracula. When she escapes, everyone follows her to Dracula's seaside castle, on the way dealing with a baby-eating ogress and a wolf-woman (Brigitte Lahaie in a cameo), witches and madwomen. The bizarre wedding ritual commences.
A rare mutation has occurred within the vampire community - The Reaper. A vampire so consumed with an insatiable bloodlust that they prey on vampires as well as humans, transforming victims who are unlucky enough to survive into Reapers themselves.
It's 1863. America was born in the streets. Amsterdam Vallon returns to the Five Points of America to seek vengeance against the psychotic gangland kingpin, Bill the Butcher, who murdered his father years earlier.
Mike Sullivan works as a hit man for crime boss John Rooney. Sullivan views Rooney as a father figure, however after his son is witness to a killing, Mike Sullivan finds himself on the run in attempt to save the life of his son and at the same time looking for revenge on those who wronged him.