Daisy Wells and Hazel Wong are famous for the murder cases they have solved--but there are many other mysteries in the pages of Hazel's casebook, including the macabre Case of the Deepdean Vampire, the baffling Case of the Blue Violet, and even their very first case of all: the Case of Lavinia's Missing Tie.

Packed with these brilliant new mini-mysteries and peppered with Daisy and Hazel's own detecting tips, tricks, and facts, this is the perfect book for fans and budding members of the Detective Society.