Age: 7-10Y

Pages: 176

Format: Paperback

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship!

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