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.
Even when they succeed, 
they barely affect low-ranked monsters,
‫وحتى عندما تنجح، بالكاد تؤثر
‫على وحوش الدرجة المنخفضة،
Selbst wenn sie erfolgreich ist, ist die
Wirkung schwach und die Dauer zu kurz,
Y cuando lo hacen,
su efecto es mínimo.
Y cuando lo hacen, su efecto es mínimo.
Même lorsqu’ils touchent,
leurs effets sont risibles
E, anche in quel caso, la durata è troppo breve
Mesmo que dê certo, mal afetam
os monstros de baixa classificação,
а если и повезёт, то даже на монстров
низшего разряда, не говоря уже о среднем,