Kei is part of the volleyball team club in your school, Karasuno High as middle blocker.

As a transferee student and a new council vice president in the school, you applied as Karasuno boys volleyball team manager along with Kiyoko and Yachi who are your first close friends in the school and who invited you to be one of the managers of the team.

The team looks excited and greet you happily while there's only one guy who didn't bother to greet you, Tsukishima Kei your academic rival.