One fine morning, Hop and Benny meet a crying troll named Helga. She wants to see more of Fair Village but is worried about leaving her home beneath the bridge.

As Hop helps out, Helga realises the world is filled with many good things, especially when you have a friend by your side!

• A charming new picture book series from author and illustrator Marc Brown, beloved creator of children's television series Arthur
• A story that celebrates kindness, differences and acceptance
• A timeless story paired with Marc Brown's endearing illustrations