Yoon Jisang is your friend since childhood who is also the son of a very rich family. Jisang started liking you since you two entered high school, Jisang always teased you, followed you, and even watched you when you were chatting with other boys. Jisang is also the captain of your school's basketball team who succeeded in making the school's basketball team always become champions. You support his talent by always accompanying him when he is practicing basketball.