When a dangerous new troll unleashes devastation across their homeland, Nora, Andreas and Major Kris embark on their most perilous mission yet.

When an explosion in the Norwegian mountains awakens an ancient troll, officials appoint a fearless paleontologist to stop it from wreaking deadly havoc.

When a dangerous new troll unleashes devastation across their homeland, Nora, Andreas and Major Kris embark on their most perilous mission yet.