Scandal’s Promise by Pamela Gibson

Haunted by questions and her own insecurities, Lady Emily Sinclair longs to discover why her betrothed abandoned her and married another. Seven years have passed, but the pain of his betrayal still lingers, buried beneath layers of humiliation and mistrust. When he returns after the Napoleonic Wars, she vows to avoid him. If only her foolish heart felt the same.

Broken and addicted to his medication, widower Andrew Quimby, Lord Cardmore, rattles around his ancient manor, oblivious to his deteriorating health and state of mind. When he learns the woman he was forced to abandon remains unmarried, he vows to try to win her back, even if it means returning to a society he despises.

But Andrew soon discovers he has a secret enemy. Threatening notes appear and sinister accidents put those in his inner circle in danger. Can he overcome his demons in time to keep them safe, or will everyone and everything he loves disappear forever?