Kuroo, Bokuto, Oikawa, Tendou, Atsumu, Kenma, Hoshiumi, Noya, Goshiki and Hinata are all siblings, So you could imagine the shock on their faces when they were talking about highschools and they all wanted to go to a different one. Now that they're all on the volleyball team at their schools, They try to keep the fact that they're siblings a secret so their teams won't think they're so called "Traitors ". Will they be able to keep their little secret?