Private Investigator Nora Simeon and her partner Eyre work for the Commission, the secret organization that regulates the summoning of demons in the financial industry. It's the Commission's job to suppress all public knowledge of sorcery. So when a mysterious letter from a person who calls themselves l'Invocateur threatens to expose the secret to the world, it's Nora's job to track him down. In search of l'Invocateur, Nora and Eyre are...