Everyone in Tale Town knows that trolls mean trouble, and the Mayor and his guards have captured a fearsome troll spy. But when Jack, Red and Anansi see the prisoner, they find out the so-called spy is just a lost troll child . . . With the help of all their friends, the Little Legends decide to rescue the young troll and take it back to its secret mountain home. But what they find out when they get to Troll Mountain changes everything they've ever known!