Chipper Murphy and his friends have built a secret treehouse located deep in the orange groves that surround their small town. During an overnight trip, they discover that they aren't the only ones drawn to the deep solitude of the grove and its many mysteries. Over the course of one summer, the friends learn that many things are not what they appear to be. Chipper, who struggles with the secret burden of his mother's increasing dependence on alcohol, faces danger, real and perceived, while grappling with the meaning of trust and true friendship.