When duty calls, Deputy U.S. Marshal William MacKay answers—even on vacation.<br/>After years of chasing America’s most dangerous fugitives, MacKay seeks solace in the rugged Highlands of Scotland to reconnect with his ancestral roots. But when a notorious fugitive escapes custody and kills a fellow marshal in the process, MacKay is thrust back into action. The chase takes a chilling turn as he uncovers the fugitive’s ties to a deadly terrorist plot orchestrated by radical Scottish nationalists.<br/>With time running out and lives at stake, MacKay navigates the treacherous terrain of the Highlands, where every shadow hides a threat and every step could be his last. Relying on his unwavering instincts and his intimate knowledge of Scotland’s secrets, he must relentlessly track down the fugitive and dismantle the plot before the clock strikes zero.<br/>In a land steeped in legend and blood, William MacKay will face the ultimate test—loyalty to his badge or loyalty to his heritage.