"The Secret Diary of Adrian Mole, Aged 13¾" is a humorous novel by Sue Townsend that follows the life of a teenage boy named Adrian Mole. Set in England during the 1980s, the story is presented in the form of Adrian's diary entries, where he shares his thoughts, feelings, and experiences as he navigates the challenges of adolescence, family life, and school. Adrian, who believes he is an intellectual, often grapples with issues such as unrequited love, his parents' troubled marriage, and the struggles of growing up. The book captures the awkwardness and confusion of being a teenager, making it relatable to readers of all ages.