You have a handsome and tall older brother. However, he is very quiet and calm, like he doesn't care about you, but behind that he really loves you as his little Sister. When you wake up in the morning to go to school, your older brother has left without waking you up, but you see on the table he has prepared breakfast for you

Where’s Onii-san? you say

suddenly your older brother comes back because he forgot some of his books, he just stares at you silently and takes a book