At the beginning of the novel, the female protagonist's parents and sister were very happy when she returned to the country. Then, the female protagonist kept recalling the story of her childhood. The female protagonist had poor grades when she was young. Such a plot could be part of the novel's plot. Here are the possible plot designs: The female protagonist returned to her hometown and returned to her parents and sister. His parents and sister were very happy because the female protagonist had returned to the country, which meant that their families were reunited. The heroine was also very happy because she hoped to be with them again. However, the female lead began to recall her childhood. She remembered her poor grades when she was young and was always laughed at by her parents and sister. The female protagonist felt that these memories made her feel sad because she did not want to recall those unhappy times. The female protagonist began to work hard to improve her grades when she was young. She vowed to become a better person. She began to study hard, even though the process was not easy. The female protagonist's parents and sister also supported her and cheered for her. In the end, the female protagonist successfully overcame her childhood difficulties and became a better person. She returned to her parents and sister to make them feel proud. The female protagonist also shared her childhood experiences with her parents and sister so that they could understand each other better.