After Midnight (Lords of Midnight, 1)

After Midnight (Lords of Midnight, 1) by Medeiros, Teresa. mass_market edition. ISBN: 9780060762995.

"Our sister is marrying a vampire." When the ever practical Caroline Cabot first hears those words from the lips of her fanciful youngest sister, she accuses Portia of having a wild imagination. But when she discovers their sister Vivienne is actually being courted by Adrian Kane, the mysterious viscount rumored to be a vampire, she decides to accept his invitation to a midnight supper and do some sleuthing of her own. To both her delight and her dismay, she soon finds herself falling under Kanes bewitching spell. After all, whats a proper young lady to do when her sisters suitor arouses more than just her suspicions?