When I was a student, I had the ability to win the national swimming competition, so I was assigned to my alma mater as a teacher and became an advisor to the swimming club. It used to be a prestigious school for swimming, but the times have changed and the swimming club has weakened and is in danger of survival. I was entrusted with rebuilding, but the heat of instruction runs idle and a big gap is created with the students. The groove gradually deepens and turns into hatred, and the students plan something ...
