When Geronimo Stilton gets signed up for a dating app, will he get matched with the rodent of his dreams, or will it be a mismatch? Thea Stilton worries Geronimo Stilton, her brother and famouse Editor-in-Chief of The Rodent's Gazette, may be living the lonely bachelor life. With Ben's help, they sign Geronimo up for a dating service. But what happens when the service gives him the most unlikely match?!