Geronimo Stilton: Thea Stilton 18: Thea Stilton and the great tulip heist

While Violet is taking an art class in the Netherlands, her friend’s father mysteriously disappears! The missing mouse is a renowned botanist – and his disappearance is linked to the rare black tulip. The Thea Sisters are eager to help find him. It’s an adventure through the windmills, flowers, and canals of Holland!