London, 1784 Sophia Baneham has lived in the poison of her dead father's shadow for longer than she cares to admit. Now she exists outside of polite society's influence, holding gambling parties for London's most dangerous men. When a man walks into one of her soirees, a compelling mix of charisma and icy control, he offers the lady of sin a wager she can't refuse... Lord Randolph is a spy in the service of His Majesty, but he's given an oath to protect the daughter of his mentor. Even as his gamble of marriage starts to spiral out of control and his passions ignite, Randolph is determined that he'll handle things his way... But when danger closes in, Randolph won't just have to protect Sophia from an intended killer. He'll have to protect her from himself...