During a meteor shower above the town of Zion Falls, Pablo and his friends discover that some monsters are real when they are attacked by hungry trolls.

The young heroes have escaped from the underground kingdom of the trolls, but a final battle still awaits them at Zion Falls, where the trolls are controlling the people's minds and using them to attack the children of the stars--will any of them survive?

Meteors fall above the town of Zion Falls, and below the town an ancient evil awakens--caught in the middle are four friends, who must use their new powers to defeat the troll monsters and save the world.