Liam O'Donnell fled his native Ireland years ago after one of his missions ended in tragedy, and he was accused of killing several of his fellow agents. Shrouded in mystery, Liam can't remember that fateful night. He came to the United States in disgrace, seeking redemption for crimes he may or may not have committed. But the hunt for an international terrorist leads him to London and right back into the world he left behind.

Avery Charles followed her boss to London, eager to help the philanthropist with his many charities. When she meets a mysterious man who promises to show her London's fetish scene, she can't help but indulge in her darkest fantasies. Liam becomes her dom, her protector, her lover. She opens her heart and her home to him, only to discover he's a man on a mission, and she's just a means to an end.

When Avery's boss leads them to the traitorous Mr. Black, Liam must put together the puzzle of his past, or Avery might not have a future....