Welcome to the magical underworld of Venice, Italy, where hidden canals are crumbling rooftops shelter runaways and children with incredible secretsâ€¦
Prosper and Bo are on the run from their cruel aunt and uncle. The brothers decide to hide out in Venice, where they meet a mysterious thirteen-year-old boy who calls himself the Thief Lord Charming, and clever, The Thief Lord leads a band of street children who enjoy making mischief. Prosper and Bo are delighted to be part of this new family.
But the Thief Lord also has a dark secret of his own. And suddenly Prosper and Bo find themselves on a fantastical journey to a forgotten place. What they discover there will change the course of their destiny.