Poltergeist

In the second installment of the Greywalker series, private investigator Blaine Harper takes on a spine-tingling case as Halloween nears. Tasked with uncovering the truth behind an artificial poltergeist created by university researchers, she delves into a world of supernatural occurrences when a student is found murdered. As she navigates the spirit realm, Blaine discovers that the haunting may have genuine roots, complicating the investigation into the actual culprit behind the crime.