From the publisher (White Wolf):
The Secrets of the Incarnae Revealed
The Exalts of the Unconquered Sun, Luna, and the Maidens of Destiny have always known that the Incarnae have had an interest in them, but what is really known about the Incarnae themselves? The "Glories of the Most High" series reveals many secrets of these higher powers, and a slew of new materials to use in your Exalted series.
A PDF-Exclusive Series Book for Exalted