I don't know if you have ever had such a feeling. Certain things or certain people will leave a certain impact or impression on you without anyone's verbal introduction or any rendering.
This is what Cheng Anan and Su Jincheng are like. When they encountered so many obstacles and disapproval from both parents, everyone thought they would break up, but they didn't. They were just like all adolescent lovers. The more they obstructed, the sweeter they became, and the less they disapproved, the more they fell in love. However, when they had overcome all the difficulties, when everyone thought that they would always love each other forever, they separated, breaking up in a way that shocked everyone.
Therefore, they did not lose to time, but to reality.