Hilda encounters her very first troll, negotiates with some very persnickety elves, and seeks to discover the mystery behind the giant who only appears at midnight as she faces the prospect of leaving her beloved wilderness home with her mom for Trolberg City.

"Meet Hilda -- explorer, adventurer, avid sketchbook-keeper, and friend to every creature in the valley! Well ... almost every creature ... Newly initiated into the Sparrow Scouts, Hilda and her friends are ready to explore and document the wilderness. Yet as luck would have it, there is a dark, menacing creature afoot near Trolberg, and Hilda is whisked back home to safety. Even so, intrigue seems to follow our blue-haired heroine wherever she goes,...