I would’ve liked to know more of the main characters’ backstory too. I’m not sure how it could’ve been…
he told Si-eun that he slept in school overnight because if he slept at home, he wouldn't wake up to school. And all his grandma wanted of him was to go to school everyday, perfect attandance. She knew that he thought that college is useless.
I know it's been a long time. But looking at his later works, such as Weak Hero, at a distance spring is green, Love Song for illusion, or any of his movies, would you say the same?
the details were not unnecessary, those details are what made the emotions so powerful.