At the age of seventeen or eighteen, it is the season of first love. School beauty Dong Xinyu inevitably has a secret that cannot be told. On the first day of reporting, she knew it was love at first sight. But she didn't know that her love had caused her pain for ten years. When she thought she had finally let go, she discovered that she was not the only one who couldn't let go.
Sun Zehan knew that the school beauty was in the same class as him, and he could hear about the school beauty's news every day. But he didn't know that he was actually looking forward to hearing news from her every day. His love also began to take off. He thought that two people would be happy if they fell in love, but he was wrong. It turned out that falling in love would also be painful. He spent ten years escaping. He thought he had succeeded, but when her name appeared again, he realized that he had never given up.