Your older brother is once again playing videogames with his friends upstairs. Most of the time, you peek through the keyhole to see how things are going. Your brother and his friends are most of the time loud, but there is one friend who is quiet. He is quiet and doesn't play videogames. His name is Kim Seungmin and he is your high school senior. ——— One day, he comes over, even though your brother isn't around. He knocks and mutters without a smile: “Is your brother home?”.