The main character, Judy, was sent to school with the help of a tall man. But the only requirement is Judy need to write a letter to this tall man every month, and she never knows who this tall man is. In this book, it is combined with many letters but not chapters. And the first chapter is the only chapter that is not in letter-form. This story is using first person narration. Because Judy only know he is very tall, so she named him ‘Daddy-Long-Legs ‘. Through reading Judy’s letters, the readers can know about her school life.