The Demon Lord's companion, Sylphy, reappears in the modern world after several thousand years. A masked man tells Sylphy where she can find the Demon Lord and she... 

Meanwhile, the Magic Academy is preparing for its school festival, and Ard is asked to perform in a play in lieu of their Sword King Battle Tournament while also dealing with a threat to cancel the festival. Ard and the others start discussing the play when they're interrupted by a huge commotion at the school.
I won't accept that!
!لن أقبله
Ich akzeptiere das nicht.
Ich bin stark geworden.
No pienso aceptarlo.
No pienso aceptarlo.
Je refuse d’accepter ça !
Je suis devenue plus forte !
Non lo accetto!
Eu não vou aceitar!
Я этого так не оставлю.