In this spine-tingling final book in the Whispering Pines middle grade series that's Stranger Things meets The X-Files, Caden searches for a way to destroy the creatures from the Other Place for good while Rae tries to free her father from the sinister Green On!. After more than a year of searching, Rae finally has a lead on her missing father: he's being kept prisoner by the shady alternative energy company, Green On!...