Children's book Only Improvement Exists Not Perfection, is about a young boy who fails a lot but wants to succeed. He desires to do well in his volleyball team and make his father and coach proud of him. Proving that he is a valuable member of the team is also something of importance to him. After meeting his volleyball idol, whose known for being one of the best volleyball players, he learns that failing is an important step to becoming successful. He then starts to practice more to improve his skills in volleyball. After weeks of practice, he was finally able to prove himself to his team by winning a game of volleyball.