Adrian Ferrers, Earl of Rivenham, has been tasked by the king to uncover a traitor, but instead he finds a conspiracy. Lady Leonora knows that Rivenham is the devil in disguise and that the tension between them is as irresistible and unpredictable as their situation. When war breaks out she knows she has no choice but to put her trust in the man holding her hostage and hope that love does not become a weapon that will destroy both of them.