My Dangerous Duke by Loretta Levine

“Get used to it, Honey. I will be your husband soon so you are stuck with me.”

Eleanor Langley is her family’s ticket into the highest echelons of the Ton. And she has no choice but to marry the man they dictate to her.
Dangerous. Arrogant. Heartless. The Duke of Larsen rules all his affairs with an iron fist. Until Eleanor’s father dares to blackmail him and give him an ultimatum Xander cannot ignore: marry his daughter or his cousin dies.
And despite her efforts, Xander will not let himself fall for her seductive yet insolent tongue. Not until he does everything in his power to destroy the evidence and annul their marriage first…