The third instalment of a sweet and funny series about a young girl and her magical wolfish best friend   Libby has a difficult school project on raising awareness about the environment. Libby has no ideas ... but Wulfie does! Wulfie grows very big, puts on his red cape and Veronika's eye mask and becomes a superhero! Wulfie is certain he can save the planet. But Wulfie's superhero efforts don't quite go to plan. Can Libby create a winning school project while protecting the planet and her best friend?   With a best friend like Wulfie, anything can happen!