At the height of the Cold War, a former agent for the British Secret Intelligence Service is called back to root out a Russian spy who has infiltrated the organization's highest levels.

When an elite crime squad's lead detective investigates the disappearance of a victim on the first snow of winter, he fears an elusive serial killer may be active again. With the help of a brilliant recruit, the cop must connect decades-old cold cases to the brutal new one if he hopes to outwit this unthinkable evil before the next snowfall.

When an elite crime squad's lead detective investigates the disappearance of a victim on the first snow of winter, he fears an elusive serial killer may be active again. With the help of a brilliant recruit, the cop must connect decades-old cold cases to the brutal new one if he hopes to outwit this unthinkable evil before the next snowfall.