In this parallel universe, I only see you, P.1

Kim Taehyung, someone I've liked for six years. The high school entrance exams are in two months. Everyone else is worried about doing poorly, but not me… “Aren’t you always the type to ignore grades?” Kim Taehyung suddenly walked up to my seat. “Oh…yeah.” “Then why do you look so gloomy?” Idiot, of course I’m worried about not being able to go to the same high school as you! “Hey, I asked you a question, what are you muttering about?” He looked at me with displeasure. “Oh, oh, oh~ Sorry