There are always some people who exist in your mind and memory. You have lost contact with them for a long time, and you can't even remember the day you said goodbye, and you will never see them again.
Ye Xiaoxin: "It's been almost five years and he probably doesn't remember me anymore."
.........
Having a crush on someone is both happy and lonely.
Su Yuze: "How come a good girl like you comes to a place like this? Why do you miss me?"
Ye Xiaoxin: "Why did I like this kind of person back then. But..."
Time flies by, but you are willing to stay not far away from the other person, following him tirelessly. You carefully walk past him, just for the throbbing and feeling of that moment.
.........
Su Yuze: "Can I answer the questions you asked me in high school again now?"
Concept: Having a crush on someone is both happy and lonely.