Rimuru becomes the new teacher for Shizu's students. However, having been summoned into this world against their will and facing shortened lifespans as a result, the children's feelings are complicated, and they're reluctant to accept Rimuru. So Rimuru proposes a series of mock battles with each of them to ascertain their abilities and allow them to let off steam.
And as such, I promise
وبالتالي، أعدكم
Und ich verspreche euch hier:
Ich werde euch retten.
Prometo que los salvaré a todos.
Prometo que os salvaré a todos.
Aussi, je vous fais la promesse
de vous sauver.
E vi prometto una cosa.
Sendo assim, eu prometo...
И я вам кое-что обещаю.