Does he mean those days when were in fourth grade? Those days when we felt the same for each other?

He lets go of me.

Jungkook: "I'm sorry. You should get some rest. I'll do the project."

He stands up and leaves.

I could feel my heart beating really fast. 

I sighed.

What is this I'm feeling? 

I'm confused. 

I've just confessed to Jin. I'm not sure if I have feelings for my friends. 

I feel like a bad person.

I placed my hand on my head.

Me: "Whats happening to me? Why're am I feeling like this? You're such a dummy."

I lay in bed recalling everything that happend today. 

Me: "Should I accept these feelings or deny them?"

Eventually, I passed out.

…