The incredibly popular Geronimo Stilton appears in graphic novel form for the first time, with all-new stories never seen before. Geronimo lives in New Mouse City on Mouse Island with his friends and relatives. He works at The Rodent's Gazette, the city's most famous newspaper. In this series of graphic novels, Geronimo travels through time to defend history from his arch nemeses, the Pirate Cats. These calculating cats travel back in time to make themselves supreme rulers of Mouse Island! Believe it or not, the Pirate Cats are up to no good again! This time, Bonzo and his devious cohorts travel to Rome, Italy in the year 80 AD to the opening of the Coliseum, Rome's largest amphitheatre. The first part of the evil felines sinister scheme requires them to infiltrate the Senate by posing as nobility. And wait till you find out why!