Arlo Finch in the kingdom of shadows

"After a harrowing summer camp, Arlo Finch is back in Pine Mountain, preparing to face a new school, new threats, and two new Rangers in Blue Patrol. Arlo is about to undertake his most dangerous quest yet--to bring his family back together. . . But when the mysterious Eldritch reveal their true agenda, Arlo must make an impossible choice: save his friends and family, or save the Long Woods. Both worlds will never be the same"--Provided by publisher.