Jamie Lowther-Pinkerton's novel draws on his mother's hidden MI5 intelligence work, her Auxiliary Territorial Service days and guarded secrets.
https://www.foxnews.com/entertainment/prince-william-harry-former-royal-mentor-reveals-mother-secret-mi5-past-decades-silence
https://www.foxnews.com/entertainment/prince-william-harry-former-royal-mentor-reveals-mother-secret-mi5-past-decades-silence