Something Wicked — Olivia Fuller

When Gregory Howard, Viscount Lincoln, met Mary, he was instantly captivated by her wit and her brazen attitude. A decade later, their chance meeting has blossomed into a deep, supportive friendship in every endeavor of life and love. But when a new arrival to town catches Mary's eye in a different way, Greg no longer feels supportive. For the first time ever, he finds himself sabotaging Mary's arrangements and before long the friends are forced to consider something wicked: their true feelings for each other.