"Madi returns to her hometown and reconnects with an ex from high school, now known locally for his refusal to give up looking for his infant son who has been missing for years. As Madi gets drawn into the search, she begins to see visions that lead to disturbing revelations about the real story of the boy's disappearance"--|cProvided by publisher.

Lockwood & Co. are hired to investigate Edmund Bickerstaff, a Victorian doctor who reportedly tried to communicate with the dead, while Lucy is distracted by urgent whispers coming from the skull in a ghost jar.