Circle Trilogy by Nora Roberts

Morrigan's Cross

"As a storm rages, the tale of a powerful vampire's lust for destruction-and of the circle of six charged by the goddess Morrigan to stop her-begins. One of the chosen is a medieval sorcerer whose quest will take him through time-and into the arms of a woman courageous enough to link her destiny to his own."
(From Amazon.com)

Paperback Info: ISBN 0515141658, Jove, 2006

Dance of the Gods

"With one vampire determined to rule the earth, the Circle of Six prepares to battle for their lives-and their hearts." (From Amazon.com)

Paperback Info: ISBN 0515141666, Jove, 2006

Valley of Silence

"The battleground has been chosen for the final showdown between those selected by the gods and the minions of the vampire Lilith. But there is one vampire who dares stand against her. And his love for the scholarly queen of Geall will complete the circle of six-and change the face of eternity."
(From Amazon.com)

Paperback Info: ISBN 0515141674, Jove, 2006

Website: www.noraroberts.com