Two friends form a detective agency--and must solve their first murder case--in this 'sharp-witted debut' (Publishers Weekly, starred review) that is the first adventure in a brand-new middle grade mystery series set at a 1930s boarding school. Daisy Wells and Hazel Wong are best friends at Deepdean School for Girls, and they both have a penchant for solving mysteries. In fact, outspoken Daisy is a self-described Sherlock Holmes, and she appoints wallflower Hazel as her own personal Watson when they form their own (secret ) detective agency. The only problem? They have nothing to investigate. But that changes once Hazel discovers the body of their science teacher, Miss Bell--and the body subsequently disappears. She and Daisy are certain a murder must have taken place, and they can think of more than one person with a motive. Determined to get to the bottom of the crime--and to prove that it happened--before the killer strikes again, Hazel and Daisy must hunt for evidence, spy on