The formidable, rugged, Rohan Kilburn, Duke of Warrington is a top assassin for the Order. When he returns to his broody seaside castle, he finds that his errant tenants have provided him with a beautiful young woman as a bed-warmer. But Kate Madsen is no harlot, she is the innocent victim of a kidnapping plot. As Rohan and Kate work together to unravel the truth surrounding an ancient curse that could destroy them both, their budding attraction begins to ignite.