Sugar Dog is forced to tap into the very depths of her love and instincts when the Baker's take a late summer trip. Jimmy's heart will also be tested, and a deeper mystery explored. No one can put their finger on why Sugar Dog, a very well trained dog, has misbehaved off and on over the summer. The strange truth is finally discovered, but only after a bear separates her from the family. This final book in the Trilogy explores the limits of the bond between a boy and his dog, and the reader's imagination.