Geronimo has company, and not in a good way. With a double on the loose in New Mouse City, things quickly get VERY confusing. Geronimo has to find this imposter, and soon! But who is he? And what does he want with The Rodent's Gazette? Geronimo needs answers before it's too late! 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.