From the publisher's site:
In the land of Milk and Honey, horror awaits.
During the time of the Crusades, religion is a powerful moving force in the lives of both Saracens and Franks. Numerous visions and miracles were reported on both sides during and in between major battles. According to some accounts, the dead were seen fighting the living, and angels were witnessed.
Explore the darkest of times. This book contains information on running and playing in Cthulhu Dark Ages games set in the Holy Lands.