Noelle and others were involved in the explosions that Vanica caused back in the Heart Kingdom and left unconscious. When they woke up, they found themselves in the new home of the elves that was located in a strong magic region just beyond the Heart Kingdom. There, Noelle has an unexpected reunion. Meanwhile, Asta was learning from Nacht how to control his devil powers, but it was a very dangerous method. But in order to save Yami from the Dark Triad, Asta decides to undergo this trial.
So it's like spatial magic. 
That's super convenient!
!إنّه مثل السحر المكاني إذًا. هذا مفيد للغاية
Wie Raummagie. Echt nützlich.
Es útil, como la Magia Espacial.
Es útil, como la Magia Espacial.
On dirait la magie spatiale,
c’est pratique.
Come la magia di spazio, che roba utile!
Então, é como magia espacial.
Isso é super conveniente!
Удобно, прямо как пространственная!