A brand new stand-alone novella in the bestselling "Rivers of London" series featuring Tobias Winter, PC Grant's German counterpart. Winter has been assigned to the Abteilung KDA - the Department for Complex and Unspecific Matters. As Winter explains, dealing with the supernatural is 'actually 90% paperwork'. But this is a story about the other 10% of the job: the life-threatening danger part. Meet Tobias Winter, PC Grant's German counterpart.