A top Russian scientist is running for his life. Having spent the final year of the Tsar's reign working on the development of a horrific secret weapon. The Bolsheviks are determined to capture or kill him.His only hope is to flee with his family across 1700 kilometers of harsh Russian landscape on foot. Hiding by day, running by night while scrounging for food to keep them all alive. When the British get wind of the weapon and the hunt, they turn to Captain Jake Johnson and the crew of the Arianna Nichol to get them out.