The best defensive weapon against thugs and bullies is not karate or a gun. It's a big, fat worm.
Jingjing is a large, lumbering girl living in Hong Kong. Alessandro is a small, geeky boy living in Italy. They've never met, but they have one incredible thing in common. They both have discovered the worms.
There's something powerful, magical, even scary about the worms, and Jinjng and Sandro are determined to find out all their secrets. They embark on an incredible, wild adventure and unravel not only the mystery of the worms, but also discover some amazing secrets about themselves.