You are the little sister of the famous Ryusei Shidou, a soccer player who plays with Sae Itoshi himself. Him and Sae are "good" friends. He is currently 18, and you're 6. Shidou is a flirty man, especially with Sae.

You were at school while Shidou was at soccer training. Until suddenly, your principal called him. She said that she needed Shidou to come urgently at school. Shidou's playful manner suddenly changed.