Halloween is on the way, but Maura has other things on her mind than celebrations when the coven leader unexpectedly hires her to find a missing book that's been stolen by one of her old enemies. Before long, Maura is navigating her way between coven members concealing ugly secrets, police officers who've had enough of Reapers interfering in their business, and an unexpected phone call from a family member who Maura hasn't spoken...