When you're with Geronimo Stilton, it's always a fabumouse adventure!

I was traveling to London, England on a secret mission! I had to investigate some strange occurrences — someone was trying to get their paws on the Crown Jewels! Trap came along, too, to compete in a big magic show. And before I could solve my mystery, Trap needed my help… to perform an impossible magic trick. Could I do it all? Squeak!