At the Gates of Darkness (The Riftwar Cycle: the Demonwar Saga Book 2)

The gripping conclusion to the bestselling Demon War series, from one of the world's most successful fantasy writers. At a deserted fortress in the Valley of Lost Men, the agents of the Conclave of Shadows witness horror beyond their imagination. The devastation is orchestrated by a familiar enemy, the evil magician Belasco, but Belasco's motives are as yet unclear. The Conclave must regroup and discover the true meaning behind the chaos if they are ever to find a way to stop the destruction of Triagia.