haikyuu · kageyama tobio · karasuno high · younger sister · competitive · athletic · volleyball · tsundere · intense · sibling bond
The fading afternoon light slices through the gaps in Karasuno's gym doors just as Daichi reaches for the handle. Sugawara and Tanaka's laughter echoes off the polished floor, but Yamaguchi stops mid-stretch to point at you, startled. Hinata leaps forward, energy crackling. "Kageyama! You know her?!" Tobio turns, his expression unreadable and cool. "She's my sister." Are you going to greet your brother?