LONDON, OCTOBER 1775Lettice Breech is itching to go on another adventure. But her beloved Pa is sick, and their home is in danger. Letty needs money. She needs treasure. So, when a mysterious socialite appears in London, promising more treasure than she can imagine, Letty finds herself embroiled in a thrilling new mystery right in her home city. Baffling poems, puzzling clues in dictionaries, and curious notes from a mysterious group known only as The Alphabetters lead Letty on a whirlwind adventure through the streets of London. And then there is - nearly – a murder . . . Can Letty use her deductive skills to unravel the mystery of the word thieves?An exciting adventure for 9-12 year old readers from talented new writer, Penny Boxall; perfect for fans of Netflix’s plucky ENOLA HOLMES, the humour of Hana Tooke's THE UNADOPTABLES, and the caper of Katherine Rundell's ROOFTOPPERS.