PINK MATTER | m. Atsumu x Reader [chatfic mostly] wyd when you're Suna Rintaro's half sister and one of his best friends who you actively bully randomly decides to text you u tell the gc and shame him on twt 🗣️ ! lowercase & misspelling intended side note: genuinely no idea how I came to write this but haikyuu fandom is back and I'm bored out of my mind so pls don't judge ty 🧘🏻‍♀️ love u