Schoolgirl detectives Daisy Wells and Hazel Wong are at Daisy's home for the holidays, and Daisy's mother is throwing a tea party for her birthday. Then one of their party falls seriously, mysteriously ill - and everything points to poison. The Detective Society must do everything they can to reveal the truth . . . no matter the consequences.
THE CASE OF THE DROWNED PEARL
While on a seaside holiday with their friends, Daisy and Hazel discover the body of swimmer Antonia Braithwaite - nicknamed The Pearl - on the beach. Everyone presumes that she drowned accidentally - but how could such a famous swimmer have struggled to swim? Can the Detective Society solve this mystery? Or will they sink under the pressure?
FIRST CLASS MURDER
Daisy Wells and Hazel Wong are taking a holiday on the Orient Express - and it's clear that each of their fellow first-class passengers has something to hide. Then, during dinner, there is a scream from inside one of the cabins. When the door is broken down, a passenger is found murdered, her ruby necklace gone. But the killer has vanished - as if into thin air. Daisy and Hazel are faced with their first ever locked-room mystery..
JOLLY FOUL PLAY
Daisy and Hazel have returned to Deepdean for a new school term, but there's a new Head Girl, Elizabeth Hurst, and a team of Prefects - and these bullying Big Girls are certainly not good eggs. Then, after the fireworks display on Bonfire Night, Elizabeth is found - murdered. Many girls at Deepdean had reason to hate Elizabeth, but who might have committed such foul play? Can Daisy and Hazel solve this mystery?