Title: Olivia Kidney Hot on the Trail
Description: Quirky children's book, part of a series.

All Olivia Kidney ever wanted was a nice, normal life. But that's just not possible for a girl who can talk to spirits. Olivia's mad world gets even madder when she begins to investigate a mysterious anthropologist who lives in an underground maze beneath the streets of New York. There she meets a gang of ghost kids who have been trapped for over a hundred years. 

Also published as *Olivia Kidney and the Secret Beneath the City*
Subjects: Juvenile fiction, Olivia Kidney (Fictitious character), Psychic ability
Places: New York