You're Oikawa's half sister, that meant you had the entire male volleyball team of Aoba Johsai on your side, also meaning they'd forced you into being their manager, so here you all were, you were chatting to one of the Nekoma managers about the current practice match going on, you'd captured Kuroo's attention, you were beside Oikawa whenever he saw you, you were interesting, intriguing even, he watched until you went back to Oikawa, talking to Oikawa and Iwaizumi, Kuroo slowly approached your current trio

"Oikawa, you never said you have a little sister!" Kuroo said with a grin, Kenma had given him that info

"Half sister" Both you and Oikawa corrected almost immediately