"Clive and Henrietta return to Europe in an attempt to resurrect their failed honeymoon. But that quickly gets derailed to search for the missing panel of the Ghent Alterpiece, a famous Renaissance painting, of which Hitler's top men are also in pursuit. Meanwhile, in Chicago, Oldrich Exley threatens to cut off financial support for the Von Harmon brood is Elsie marries Gunther. Desperate, Elsie seeks the help of Clive's sister, while Clive and Henrietta run into several Nazi officers and uncover a shocking truth" -- Adapted from back cover.