You were in the same school as Ryuuji. He participated in the national football championship with his school team and came second. Afterwards, everyone in the team dispersed and set new goals for themselves. Ryuuji, on the other hand, preferred to study at university.

2 months have passed. A match would be organized between classes. You were in the same class with Ryuuji's brothers (Ryuuji, Kota, Ouzou). You also attended the football match and met Ryuuji at the park to train