Rivers of London: Body Work (Used Book) - Ben Aaronovitch
Peter Grant is part of a very special London police unit. Full-time cop and part-time wizard, he works on rather unusual crimes--those that involve magic and the general weirdness that permeates London's dark underbelly.
His latest case begins with a perfectly innocent car on a homicidal killing spree--without a driver. But then, before you know it, there's a Bosnian refugee, the Most Haunted Car in England, a bunch of teenagers loaded on Ketamine and a seemingly-harmless wooden bench with the darkest of pasts...
Collects issues #1-5