The authors of The Hypnotist and The Nightmare deliver their most thrilling novel yet Flora Hansen calls herself a medium and makes a living by pretending to commune with the dead. But after a gruesome murder at a rural home for wayward girls, Hansen begins to suffer visions that are all too real. She calls the police, claiming to have seen a ghost, but only one detective puts aside his skepticism long enough to listen: Joona Linna. Linna has spent...