Rivers of London: Night Witch TPBBen Aaronovitch's 'Rivers of London' Set For Adaptation By See Saw, Pure Fiction TelevisionPress ganged into helping a Russian oligarch hunt his missing daughter, PC Peter Grant and his boss, Thomas Nightingale, London's only wizarding cops, find themselves caught up in a battle between Russian gunmen, a monstrous forest creature and their nemesis: The Faceless Man. But as Grant and Nightingale close in on the missing girl, they discover that nothing