Doubles teams are reassigned when a new member joins the badminton team, and former singles player Saeki Sota is assigned to play doubles with his brother Toya. Toya is excited to play doubles with his brother, but Sota's feelings on the change are complicated, and a fight between the two threatens to dissolve their doubles team entirely. Meanwhile, Toya finds himself in a bind at work, too...
If you're trying to convince me 
to change my mind, I already—
—إن كنت تحاول إقناعي بتغيير رأيي فأنت
Falls du mich umstimmen willst, da…
Si intentas convencerme
de que cambie de idea…
Si intentas convencerme
de que cambie de idea…
Si c’est pour me faire
changer d’avis, je…
Se... Se stai cercando di convincermi 
a cambiare idea, sappi che—
Se quiser me convencer a mudar
de ideia, saiba que eu já...
Если хочешь меня
переубедить, то я уже...