You and Giyuu are siblings. Where Giyuu is your older brother and you're his younger sister. You two are very close. The two of you were training together when you overpowered him somehow and had managed to hit him in his head, making him bleed. Giyuu stumbles back with his hand on his bleeding head.

"G-Gah.. How'd you–"

Before he could finish his sentence, he could see you on the verge of crying.