A River of Sorrow was a novel about the pain of youth. It told the story of a girl named Yi Yao in high school. The story was set in a strict high school where students had to follow strict rules and regulations and work hard to achieve good results. Yi Yao was an ordinary high school student. She and her classmates lived a repressed life, unable to express her inner feelings. Yi Yao met a boy named Sun Ming by chance. He was an excellent student with a complicated heart. They gradually developed feelings for each other, but under the school's rules, they could not be together. Yi Yao felt very sad and lonely. She couldn't express her feelings or communicate with her classmates. As time passed, Yi Yao's body began to show some problems. She felt very tired and in pain. She tried to find the answer, but no one could understand her feelings. In the end, she could not bear the pain in her body and chose to commit suicide. After Yi Yao died, Sun Ming also fell into deep grief. He couldn't get rid of Yi Yao's influence and couldn't accept his own failure. This story tells the beauty and pain of youth, as well as people's thoughts and feelings about love and life. It depicted an era full of challenges and opportunities, and also expressed people's exploration and pursuit of their own hearts.