Proper Lady Christabel, the Marchioness of Haversham, is desperate to regain some letters that could destroy her -so desperate that she pretends to be the mistress of notorious gaming-club owner Gavin Byrne to accompany him to a scandalous house party where she can reclaim them. But when she agreed to let Byrne coach her on how a true mistress behaves, she never suspected how very persuasive his wicked lessons would be Gavin is secretly determined to find the letters himself and use them for revenge against