"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?!"

Following the deaths of her husband and son, Helen Cartwright returns to her hometown in England after living abroad for sixty years. Her only wish is to die quickly and without fuss, and she retreats from the world into a life of dull routine. Then one winter night, a chance encounter with a mouse sets Helen on a surprising journey.