Seiichi meets the extremely eccentric students of F-class and gets stuck playing the straightman before the class' old teacher, Beatrice, suggests mock battles so Seiichi can assess their abilities.
Er, the headmaster just 
kept ad-libbing on and on.
Volevo dire, il preside non la smetteva
di parlare a ruota libera.
Quer dizer, o diretor não parava de falar.
То есть директор всё
говорил и говорил.