Verified: The Recruit Books
The name CHERUB is revealed in the prequel series, Henderson's Boys , to stand for "Charles Henderson’s Espionage Research Unit B".
One of the strengths of the series is its well-developed characters. Cal Weaver is a relatable and likable protagonist, and his supporting cast is equally well-drawn. The villains in the series are also well-developed, with complex motivations and backstories. the recruit books