'Exciting, exhilaring, scary and moving in equal measure, The Oversight is a teeming world of dark deeds and dark magics, brilliantly realized.' -- M. R. Carey

The Oversight of London has been sworn for millennia to prevent the natural and the supernatural worlds from preying on each other.

Now, at its lowest ebb, with its headquarters destroyed and its last members scattered far and wide, this secret society will battle for survival and face the harshest foe it has ever met: itself.