Paranormal students Delores and Prudence are being hounded by inquisitors after they broke the rules and helped rescue fellow student Maud from death at the hands of an evil spirit. Cruel inquisitor Magoria Jepp is searching for secrets at their home in Edinburgh's Tol Booth Bookstore, but does she have an uncanny history of her own to hide? As Delores tries save them both, she attracts the unwelcome attention of a murderous Boçain, or evil spirit, intent on stealing her paranormal gifts. Can she defeat her enemies, and maybe her own family too, to save everyone she loves at the Tol Booth?