Geronimo Stilton Reporter Vol. 15: Clean Sweep by Geronimo Stilton (English) Har
What in gouda is happening to New Mouse City?. Are the two connected?. Geronimo, the famouse editor-in-chief of The Rodent's Gazette, is on the case. But Sally Ratmousen, the owner of the Daily Rat newspaper, thinks Thea is the thief!