Various Haikyuu one shots involving different pairings. Warning: Yaoi

Hinata shouyou is girl who loved volleyball! She loves spiking! There wasn't a girl's volleyball in Karasuno, so she joins the Karasuno boy's volleyball team, but as a manager. Will they be able to se Shou-chan's potential? Will they let her play in the team? Will they keep her as a manager? 𝚁𝚎𝚊𝚍 𝚝𝚘 𝚏𝚒𝚗𝚍 𝚘𝚞𝚝...

When Kageyama comes back from the National Youth Intensive Training Camp, it is revealed to him that the other member of the oddball duo is now a girl. He can't help but think if they will still be able to play on the same side of the court together ever again. When he finally realized he had feelings for his teammate, will this sudden change effect how he sees them? (probably will not follow how the fourth season goes)

hinata suddenly faints only to wake up In the hospital as a girl !?