Ivan lets Yao top. Keep that in mind and look at the title of the story. I think it's pretty obvious what the story is about xD

A rock and a broken window is hardly what Tino expected to lead him to a friend. But their friendship will be tested as Berwald, who has been bedridden most of his life, is allowed to go to public school. What will be worth it in the end? SuFin

Gakuen Hetalia: Yao's having his birthday today and all he wants is to be alone; but then someone abruptly comes in to his dorm and greets him...