"Ghosts" by Mark Dawson is a gripping thriller that plunges readers into the shadowy world of John Milton, an ex-assassin seeking redemption. Set against the backdrop of London's criminal underworld, Milton's quest for atonement is fraught with danger and moral ambiguity. Dawson, a master of the genre, weaves a tale of suspense, action, and complex character dynamics. Themes of guilt, vengeance, and the struggle for a second chance are deftly explored, making "Ghosts" a compelling read for fans of high-stakes intrigue and deeply human stories.