IT IS SO ENTERTAINING, AND SO NOVEL, TO BE GILDED SAINT IN THE EYES OF UNFLEDGED INNOCENCE. I SHALL KEEP THE BOY FOR JUST SO LONG AS HE CONTNUES TO AMUSE ME. . . . Society believes the worst of Justin Alastair, the notorious Duke of Avon who is clearly proud of his sobriquet, 'satanas' . It is he who buys Leon body and soul from a scoundrel in a Paris backstreet. The red-headed urchin has strangely familiar looks, and should play a fine part in Justin's long-overdue schemes to avenge himslef on the Comte de St Vire - until, that is, Leon becomes the ravishing beauty Leonie.