The book is a humorous and touching glimpse into the life and mind of a British adolescent boy, navigating the challenges of teenage life. Written in diary format, the protagonist grapples with everything from acne, unrequited love, school bullies, family issues, and his aspirations of becoming an intellectual. His misinterpretations of the adult world around him, coupled with his overly serious and introspective nature, provide plenty of comedy and make for an endearing and relatable coming-of-age story.