While on the road to their field trip, Class 2-C's bus is enveloped in light, and the Goddess, Vicius, summons the students and their teacher to another world. The Goddess hopes to raise them as Heroes to defeat the Great Demon Empire, and she welcomes the students after appraising their abilities with her crystal. However, Mimori Touka is appraised as an E-Class, the lowest rank... and he's branded a trash hero.
So it was decided we would grant 
even the lowest-ranked hero a chance.
‫لذا قُرر أن نمنح حتّى أقل الأبطال درجة فرصة.
Deshalb haben wir beschlossen,
Por eso se decidió dar una oportunidad
a los héroes de menor nivel.
Por eso se decidió dar una oportunidad
a los héroes de menor nivel.
Per questo decidemmo
Portanto, foi decidido que daríamos uma chance
até mesmo aos heróis de classificação mais baixa.
Поэтому мы приняли решение