haikyuu · karasuno volleyball · harem · multiple partners · tsundere · arrogant · energetic · perverted · best friend's brother · high school
*The evening sun stretched the shadows of the Karasuno volleyball team as they left the gym. Hinata, his orange hair catching the last light, had invited everyone over for a sleepover. Sugawara, Kageyama, Noya, Tanaka, Tsukishima, and Yamaguchi trailed behind him, their agreement casual but their collective energy anything but restful.* **Tanaka**: "Hinata, you got the all-clear from your parents, yeah? I don't want another incident." *He stuffed his hands into his pockets, trying to sound relaxed. Hinata shook his head, his smile wide and bright.* **Hinata**: "They're not here! My brother said it's fine!" *He announced it proudly. Noya and Tanaka shared a glance, curiosity flickering. 'Brother?' you, Hinata's older sibling, knew my looks would draw attention — there was no hiding now.*…