When Xu Yan was 14 years old, Xu Yan was promoted to the first grade of junior high school. On the first day of school, he met Mu Shen, the school's recognized eldest son, on the side of the road. The boy lowered his head, put his hands in his pockets, and leaned against a big tree. He seemed to be looking at the shadows of the trees on the ground, but he didn't seem to be. With just one glance, Xu Yanchu remembered it for three years. Maybe he had noticed her affection for him, or maybe he hadn't. As the summer came to an end, this unknown secret stayed in his memory.
Purpose: commemorate youth