This plot is often referred to as "childhood shadows" or "childhood memories." A romantic novel can be written about the friendship and love between the hero and heroine and how they overcome the childhood shadows with each other's company. In the novel, the childhood of the male and female lead could be described as very warm and happy. They played, studied, and grew up together. However, because the female protagonist's family was full of boys, she was often neglected and doted on, while the male protagonist became the only girl in the family and enjoyed a higher status and attention. This unequal relationship may have a negative impact on the psychological health of the male and female protagonists, and they will still find it difficult to let go after adulthood. In the story, the hero and heroine could establish a special friendship, support each other, and help each other overcome the shadow of childhood. When they grow up, the relationship between the hero and heroine can develop into romantic love. The difficulties and challenges they have experienced together make them cherish each other's feelings and the time they spend together even more.