When a strange signal flashes on the city's seventh road, Inspector Jimmy knows something terrible is about to happen. A letter, a threat, and a single careless moment draw him into a deadly web of crime that spreads through every street and home. A ruthless gang is sending mysterious letters to wealthy citizens-each demanding a fortune, each ending in an explosion or a kidnapping. But when one of those letters reaches his closest friend, Kevin, Jimmy's duty becomes personal. From secret hideouts to midnight chases, every clue leads him deeper into a plan more sinister than anyone imagined. As danger tightens around Kevin's family, and two young girls vanish in the night, Jimmy must rely on his courage, wit, and the unexpected cleverness of three young allies. The clock is ticking, and one wrong step could destroy everything. Dark Horse is a gripping mystery filled with action, suspense, and unexpected twists. Adrian Rishar delivers a fast-paced detective adventure where loyalty is tested, secrets unravel, and justice must be earned-no matter the cost. Fans of classic detective tales, thrilling investigations, and crime dramas with heart will be captivated until the very last page.