Matthew Dunn

A very well recieved series by Matthew Dunn are the books, featuring tropes. The most popular books are The Fifth Man (Ben Sign Book 2), The Russian Doll (Ben Sign Book 3), Dark Spies, Slingshot, Spy Trade, Spycatcher s-1, Counterspy, Sentinel s-2, The Spy Whisperer (Ben Sign Mystery Book 1), The Spy House: A Spycatcher Novel, Slingshot s-3, A Soldier's Revenge, Act of Betrayal, Sentinel, Slingshot: A Spycatcher Novel, Spycatcher, The Spy House, which was published in 2022.