Geronimo Stilton #3: Creepella Von Cacklefur Ghost Pirate Treasure

Breakout star Creepella von Cacklefur is back in another fur-raising adventure
Oh, no Billy Squeakspeare has a big problem, and he needs Creepella's help. Someone's been digging holes around Squeakspeare Mansion at night, and Billy wants to find out who it is. The dangerous, legendary pirate Morgan Darkwhisker is said to have buried his long-lost treasure near Squeakspeare Mansion years ago -- could he be hunting for his hidden riches? It's up to Billy and Creepella to find the treasure first