Kestrel and Mike set off on their first Investigation to the wilds of Pontefract to interview a local dog walker who has seen the terrifying blood red eyes of the Owlman - once there they will lie in wait to try and catch a glimpse of the fearsome beast.
After receiving a letter from a local witch who is eager to defend her religion and livelihood Kestrel and Mike head to Poppleton to meet Mother Gaia and experience a 'vision quest'.
High on the Yorkshire Wolds Kestrel and Mike meet a local man who claims to have recently been turned into a Vampire one night on the way home from the pub. Once night falls they unwisely head off to the spot where the attack occurred.
Kestrel and Mike get the train to Thirsk to a secret meeting with a man known as Subject 14 who wants to blow the lid off what is really happening in the sleepy market town of Thirsk.
Stepping out of Yorkshire Mike and Kestrel get the megabus 'down south' to visit a satanic cult and interview the charismatic High Priest. Its not long before Kestrel is invited to join a ceremony, for academic purposes of course.
Kestrel is called into to help a damsel in distress deal with a noisy poltergeist but in this series finale have Kestrel and Mike bitten off more than they can chew?