This is the first book in Nora Roberts spectacular Key trilogy. Upon getting invited to a mountain manor, Malery finds out about a sad but epic quest to free the souls of the legendary Daughters of Glass. Along with this knowlege she finds that there souls are locked in a chest that has three key holes. Each key is found by a different lady and then put into the box. But these chosen women are trying to be stoped by the evil Kain, who is the god that put the daughters under the spell. Throughout this book there is romance, humor, and suspence. Also look for the other books that finish this quest. (Key of Knowlege), and (Key of Valor).