High school senior Deena Brooke struggled to make sense of the impossible changes to her body, grateful for the interest Luther Jennings had in her puzzling insights and quirky urges, until she discovered that he was hiding a deadly secret of his own. What could she do about this unseen influence that was changing her into something else, and was Luther helping her or dragging her into his criminal scam? Henry Melton, who brought you the award-winning Emperor Dad, crafts a tale of invasive nanobots with an alien agenda in the the dark towering redwood forests of far northern California.