Cheese Niblets! There's a strange ghost on the underground! Desperate for a big scoop, Geronimo decides to investigate and finds ... the lingering smell of cat pee? Giant paw prints?

A terrible meowing sound?! Is the ghost a giant cat, or could the mystery be hiding something more sinister?About the Geronimo Stilton series:Geronimo Stilton is a bestselling children's series with a dedicated international fan base. As seen on Netflix, the series follows the adventures of the Geronimo Stilton the fa-mouse journalist, as he searches for the next hot scoop. With illustrations and fun fonts throughout, Geronimo Stilton is perfect for reluctant readers aged 5+ years.