The legends were true... and the consequences could be catastrophic. When museum curator and secret agent Calla Cress is sent to confiscate artifacts believed to be from this mysterious city, she quickly discovers that she's in over her head. Her investigation leads her to a Cambridge professor with a special code to find the city, and a man she knows from her past. But when the professor disappears, Calla realizes that she's not the only one looking for the lost city. And as she delves deeper into the mystery of the artifacts and the professor's whereabouts, she becomes a target for those who will stop at nothing to keep their secrets hidden. With danger at every turn and an ancient evil lurking in the shadows, Calla must use all her skills and expertise to stay one step ahead of her enemies. But as the stakes get higher and the danger intensifies, she realizes she may be the only one who can save us all. From the bustling streets of London to the treacherous sands of the Arabian desert, Calla races against time to uncover the truth about the lost city and the secrets that lie within. But with enemies on all sides and an ancient evil threatening to destroy everything she holds dear, can one woman stand against the forces of darkness? Uncover a world of espionage and danger in this must-read thriller that fans of Daniel Silva, Jason Bourne, Steve Berry, and Scott Mariani will love.