Detective John Grizzley has just 72 hours to find Sarah after she was kidnapped. If he fails to locate her in time, her life hangs in the balance. To find Sarah, Grizzley must solve an intricate series of puzzles that send him racing across the city. With each new riddle, he draws closer to Sarah's whereabouts – and her merciless captors. Armed with razor-sharp focus and instincts, Grizzley pushes himself to the limit tracking down every scrap of evidence. Around every corner lies the possibility of a fresh lead... or a lethal trap. To crack the case in time, he'll need to stay one step ahead and follow the trail wherever it takes him. With the clock ticking down, Grizzley faces the ultimate test: can he decipher the kidnapper's web of clues and rescue Sarah before she meets a terrible fate? On this mission, every second will count in the race to save an innocent life.