It’s the day of the Minegahara Sports Festival!
Sakuta has never been the type to get fired up about sports, so he’s quite content to be blue team’s substitute player. That is, until he gets stuck filling in for a beach volleyball junior athlete named Minagi Ootsu—who’s nowhere to be found. The festival continues nonetheless, and after a few more events, Sakuta is finally free to grab lunch with Mai. On the way there, however, he happens upon Minagi in a place he would have never expected…