Wedged in an isolated crevice on a rock face outside a university town in the French Alps, a mutilated corpse, naked and in the foetal position, has been discovered. Pierre Niemans, the ex-golden boy of the commando squad, a brilliant detective but prone to uncontrollable fits of temper, is sent from Paris to investigate." "Meanwhile, in a small town in rural France, another maverick policeman, Karim Abdouf, once a poor Arab boy from the back-streets of Nanterre, is trying to find out why the tomb of a child in the local cemetery should have been desecrated." "When another body is found, high up in a glacier, the paths of these two highly unconventional policemen are uncannily joined. Are they confronted by the operations of a satanic sect, or by a gang of crazed killers? Or do the hints of genetic manipulation point to an even more macabre form of vengeance?.