All hope seems lost as the book has fallen into Toledo’s hands. However, upon receiving some encouraging words from a fallen ally, Marnie comes to the realization that the book must be destroyed in order to save the world, and so she ties up some loose ends in preparation for the impending final battle.
The Quest’s conclusion draws near, with only one clue remaining unsolved, the wolf rune. Marnie, now fully consumed by her anguish and grief as a result of the book’s corruption, is desperate to take the book so she could revive her deceased mother, and uses any means necessary in order to reach it.
The stay at Camp Healing Bow continues. Marnie’s odd behavior seems to worsen, which puts a strain on her friendship with Kyle. Despite this, the two agree to investigate the next clue, an eagle rune, together. Meanwhile, Marnie’s father arrives in Denver to visit her, but things take an unexpected turn when Aurora picks him up at the airport.
Marnie, with the Shoebox Zoo in tow, flies to Denver for the summer in order to search for The Book of Forbidden Knowledge. After being picked up by her grandparents, she meets up with her best friend Kyle Stone and plans to show the shoebox animals to him. However, a mysterious figure has stolen the bag in which they were contained, on top of seemingly following her around wherever she goes.