Kisaki Mio, a normal student in her second year, has been friends with Takahiro since he came abroad. There was a little misunderstanding, and now she's going to duel with Bertille, a second year knight. Takahiro couldn't stand back and watch--he's gonna be her begleiter. Mio doesn't even know how to hold a lance, but she realizes jousting is fun while Takahiro teaches her. All the women who wanted Takahiro to be their begleiter are surprised.
If you've become Kisaki Mio's begleiter,
see it through to the end.
Wenn du Kisaki Mios Begleiter wirst,
 dann zieh das auch durch.
Si serás el begleiter de Mio 
Kisaki, hazlo hasta el final.
donc je comprends que tu veuilles rester
son écuyer jusqu’à la fin.
Se você se tornou o companheiro
 de Kisaki Mio, vá até o fim.