CHERUB is a series of young adult novels written by Robert Muchamore. The story follows a group of child spies who work for a secret British organization. These children, aged between 10 and 17, are trained to undertake dangerous missions that adults cannot accomplish due to their visibility. The series combines action, adventure, and themes of friendship and loyalty. Each book features different characters and missions, exploring the challenges and moral dilemmas faced by young spies. The first book, titled "CHERUB: The Recruit," introduces readers to the world of espionage through the eyes of a young protagonist.