The Fallen Fortress

The Fallen Fortress is the fourth book of the Cleric Quintet by R.A. Salvatore.

"The war rages on.

Cadderly, scholar-priest of the Edificant Library, leads the combined forces of Caradoon and Shilmista forest against Castle Trinity, stronghold of his enemy Aballister. But another mission calls him on a journey leading into the past.

A past he would just as soon forget."