"Welcome to Jack the Ripper 101. My name is Dr. Teagan Faelynn. I know the true identity of history's most notorious serial killer - because he came for me."The discovery of a new Ripper journal sends Teagan on a journey to London... or so she thinks. But she finds herself plunged into a hidden world of witches, fairies, dragons and Valkyries - and that's just her friends.How can Teagan hunt the Ripper and bring him to justice? In the modern world, or in a secret Victorian England where nothing is as it seems? Join the Paranormal Institute for Research and Rescue. And travel back in time to solve a centuries-old mystery - if you survive...