The Rake's Unconventional Mistress — Juliet Landon

Miss Letitia Boyce didn't begrudge her sisters their fun with the pick of London's available bachelors. She'd chosen her path and knew book-learning and marriage rarely mixed. Her proof was Lord Seton Rayne, who had made it abundantly clear that an unmarried school-ma'am was of no interest to him--no matter her good connections.

Wealthy and titled, one of the most notorious rakehells in town, Seton had every heiress hurling herself at him. So his sudden kissing of captivating, unconventional Letitia took them both by surprise....