From #1 New York Times bestselling author Lisa Gardner， a thrilling new novel that sends Frankie Elkin into the woods in search of a lost man--and the shocking truth about why he went missing in the first place。

Frankie Elkin， who readers first met in Before She Disappeared， learns of a young man who has gone missing in a national forest。 Law enforcement has abandoned the search， but a crew of people led by the young man's father are still looking。 Sensing a father's desperation， Frankie agrees to help--but soon sees that a missing person isn't all that's wrong here。 And when more people start to vanish， Frankie realizes she's up against something very dark--and she's running out of time。