The book tells the whimsical story of a young boy who imagines the adventures and mischief he would get into if he had a pet gorilla. Through vibrant illustrations and playful scenarios, the boy envisions the gorilla as a fun and helpful companion, assisting with chores, playing games, and even helping him stand up to bullies. The narrative captures the boundless imagination of childhood and the joy of dreaming up fantastical friendships, all while highlighting themes of creativity and the power of imagination.