[Rin X Reader] Haruka's cousin came over to stay. And who would've thought ? She scared of water ! Rin doesn't know that and messes up, and that's when he realizes he's got a thing for her. But she wouldn't see him anymore. So, what now? ( from my Quotev account, @ riyadesu ) highest rank - #1 in freeiwatobiswimclub

Imagine being the sister of a Haikyuu character! Requests are open!