The young man has his own mountains and seas, and runs in both directions.
"I really didn't expect you to like me since junior high school."
"I really didn't expect it to be so obvious to me, you idiot, you just can't tell."
…
The night of the high school entrance examination burned their bonds
So much so that I discovered it only after many years
"It turned out that when I was at an age when I was displeased by the spring breeze, I met someone who I liked for many years."
Concept: A young man has his own mountains and seas