The Grimoire Volume 1 contains all the knowledge necessary to complete a player's understanding of Ciphered Mages and Concordists, as well as additional information for the Eminence Grise revealing the most powerful secrets of Harmundia, including the Square and the Cipher-sorcerer.

This sourcebook will disclose the techniques of the most potent mages, numerous new spells and opuses, the fundamentals of the devastating practice of Choreography, the methods of artifact creation, and other arcane mysteries reserved exclusively for the most experienced players.

The Grimoire also describes numerous new assets and faults, and includes "Requiem for a Dead Mage", a lengthy drama set in Lorgol.