Its the year 2018, and with human society seriously disrupted by the economic upheavals of the previous decade, Lucifer has increased the number of demons in all major cities. Atlanta is no exception. Fortunately, humans are protected by Trappers, who work to keep homes and streets safe from things that go bump in the night. Seventeen-year-old Riley, only daughter of legendary Demon Trapper Paul Blackthorne, has always dreamed of following in her father's footsteps. When shes not keeping up with her homework or trying to manage her growing attraction to fellow Trapper apprentice, Simon, Rileys out saving distressed citizens from creatively foul-mouthed little devils - Grade One Hellspawn only, of course, per the strict rules of the local Trappers Guild. Business as usual, really, for your average Demon-Trapping teen. But then a Grade Five Geo-Fiend crashes Rileys routine assignment at a library, jeopardizing her life and her chosen livelihood. As if that wasn't bad enough, a top level demon murders her dad. Now, in this thrilling start to a hot new young adult paranormal series, Riley finds herself in for a much more dangerous future than she ever could have imagined.