The Girl Guides investigate a suspected spy in the heart of London's theatreland in the second instalment of the thrilling historical mystery series from bestselling author Holly Webb 'A rollicking, fun read . Holly once again proves why she's a true superstar of children's fiction.' Hannah Gold, author of The Last Bear, on A Girl's Guide to Spying 'A gripping, believeable 9+ historical mystery, full of courage, high stakes and quick wits.' Guardian, on A Girl's Guide to Spying Did you know that the Girl Guides worked undercover for MI5 during the First World War? After working together to take down the double agent in MI5, Phyl, Annie and their friends from the Rose Patrol are back for another thrilling adventure. This time, the Guides are taking to the stage in London's theatreland to investigate the mystery of a suspected German spy. But as they soon discover, nothing in this world of glitz and glamour is as it seems. Perfect for fans of Robin Steven's Murder Most Unladylike series, Rhian Tracey and Katherine Woodfine.