An unputdownable historical mystery series frombestselling author Holly Webb.

‘A rollicking, fun read written … Rich with historical texture that bringsthe past vividly to life, Holly once again proves why shes a true superstar ofchildrens fiction.’Hannah Gold, author ofThe Last Bear

Did you know that the Girl Guides worked undercover for MI5 during the FirstWorld War?

When Phyl is dragged along to the Girl Guides by her younger sister, Annie, thelast thing she expects is the adventure of a lifetime. Then her Guide captainoffers her a job as a messenger for MI5. Phyl is desperate to help the wareffort and is thrilled to be working with spies.

But she cant seem to do anything right in the eyes of the grumpy Major Warren.When he suddenly disappears, Phyl and Annie suspect that he may in fact be adouble agent. The two sisters must solve the mystery of his whereabouts, beforeits too late. Luckily their friends from the Rose Patrol are ready to help…

Perfect for fans ofRobin Steven’s Murder Most Unladylikeseries,FleurHitchcock and Katherine Woodfine.

About the Author

Holly Webb started writing while she was working asan editor at a childrens publisher, and is now one of Britains best-lovedchildrens authors. She joined the Brownies aged 7, and still volunteers as aBrownie and Guide Leader. Her Guide unit has never discovered a murder (or atleast theyve never admitted it).

Holly’s first book was written mostly sitting on the floors of trains while shewas commuting into London, and it was published in 2004. She has since writtenover 170 books, which have been translated into 33 languages. Holly lives inReading with her husband, three children and three cats.