Thaddeus, the new Duke of Hasford, holds his new title reluctantly, but his sense of duty is strong. Task number one: find a wife and secure an heir. He thinks he's found the perfect choice in Lady Jane Capel--until her sister Lavinia bursts onto the scene. Vivacious, rebellious, and strikingly beautiful, Lavinia is determined to keep him away from her shy, sweet sister. And she's also determined not to think so much about his broad chest and strong thighs.