'She spake,' Isa murmured. 'And from her bosom's snowy antre drew the gleaming blade. 'Plunge blade!' she said. And struck. 'Faithless!' she cried. Knife, too! It broke. So too my heart,' she said" (Woolf Between the Acts 78).
Spakes: Mythologically real creatures. They stalk you, kill you with knives, and feed off of your soul.
Innocents: Basically, virgins who are stalked and killed by Spakes.
Connectors: Innocents who were killed improperly by Spakes. Ghost-like entities that are neither living nor dead.
The Originals: The first five Spakes (later six, including Habakkuk) who were pulled into this reality from their own by certain Ancient Egyptian Scribes.