Reynie, Kate, Sticky and Constance are back - but so is Mr Curtain, with another devious scheme.
Can the Mysterious Benedict Society thwart Mr Curtain's plans, even whilst held prisoner?
Join them on their adventure as they face all sorts of dilemmas in a bid to save Stonetown ...
Book 3 in the 4-book New York Times bestselling adventure series - ideal for children aged 10 and up
The series has been adapted for TV on Disney+, streaming now
Join a group of smart and resourceful junior sleuths as they solve a series of page-turning puzzles and mysteries
Perfect for fans of Robin Stevens's MURDER MOST UNLADYLIKE series
The adventure continues in book 4, THE MYSTERIOUS BENEDICT SOCIETY AND THE RIDDLE OF AGES