The Occult Series is a combination of four projects: The Agents of Sin, The Agents of Virtue, Lycans, and Vampires. Each faction contains seven military spec-ops soldier pairs which fills a specific role in their squad. The Sins partner with Demons, Virtues with Angels, Vampires with Stalker form Vampires, and the Lycans with a transformed Lycan.

Upon completion the project included 28 pieces and expanded to include 3 spinoff series: Augur Worms, Shikigami, and Rougarou. More information about each character is available in the Occult Series Ebook.