Nick Stone has always kept his job as ex-SAS trouble shooter at arms' length from his home life. But when his son falls dangerously ill and the doctor who saves him comes under threat from an old adversary, it is no longer possible. Nick Stone has two decades of operational skills - but this time, t...

Nick Stone has always kept his job as ex-SAS trouble shooter at arms' length from his home life. But when his son falls dangerously ill and the doctor who saves him comes under threat from an old adversary, it is no longer possible. Nick Stone has two decades of operational skills - but this time, that may not be enough...