When he traveled through time for the first time, he was embarrassed and couldn't bear to do it alone. Why is he wearing it with his grandfather?
The second time he traveled through time, he was very reluctant to leave. After finally getting to know everyone, he was leaving again. It's just that no one is here to protect him this time.
The Nth time he traveled through time, he became popular, you still have to finish it! ! !
This article is NP, beautiful style.
The ending is undecided.