Seven days. Three killings. And one woman who knows too much...

Crime reporter Annika Bengtzon is woken by a phonecall in the early hours of a wintry December morning. An explosion has ripped apart the Olympic Stadium. And a victim has been blown to pieces.

As Annika delves into the details of the bombing and the background of the victim, there is a second explosion. These chilling crimes could be her biggest news story yet. When her police source reveals they are hot on the heels of the bomber, Annika is guaranteed an exclusive with her name on it.

But she is uncovering too much, and soon finds herself the target of a deranged serial killer...