In the third Pandora English mystery, Pandora is still negotiating her double life as a lowly assistant at a New York fashion magazine with the reality that she has great supernatural powers and responsibilities.Pandora – with her special skeleton key – is slowly unlocking the mysteries of the haunted mansion where she lives with her great aunt Celia. What sinister experiments did the architect Dr Edmund Barrett conduct there before he died? Where is his laboratory? And what are the strange noises emanating from the basement?On the centenary of the mysterious fire that supposedly killed Dr Barrett, he returns to the mansion. He has a message for Pandora. But he has brought with him a dark force that threatens to tear apart the delicate balance between the worlds of the dead and living...