Summary of the Book The Thea sisters embark on another adventure and this time they seek the advice and help form Thea as they are not sure about how to take it forward. It all starts when one of the Thea sisters happens to see a boy of blue skin at the beach by Mouseford Academy. They ask Thea about how they could communicate with him as he does not speak the same language. The use drawings as a method of conversing with the mysterious boy and set out on a journey across the world to find out the origins of this boy so they could get him home safe.
About the Author Geronimo Stilton is the pseudonym of the famous Italian writer Elisabetta Dami. She has written the famous series of books on Geronimo Stilton. She co-owns the Italian based publishing company called Edizioni Piemme. She likes to get all her ideas through her travels to places around the world.
