The Crystal Ark — Nancy Beth Lawter

Jessica McCall finds herself separated from her husband and left in the hands of the man who claims that he shares with her a fated future. Then she discovers the terrible secret of Evan Errin's true identity. She is left in the hands of the man who most despises her, left to the devices of the woman who swears to control and destroy her.
Joshua McCall is delivered to Maura along with Tye and Laurel. Together they are forced to entertain the dethroned queen while surviving life-threatening ordeals. When they are sent to Fallorn for their final challenge they discover the fates of their loved ones and find that more hangs in the balance than they realized.