Mumei is confined in a classroom full of traps. 
Trying to escape along with his comrades, they set off the traps and are sent to another world.
A strange old man was waiting there. 
Mumei's classmates exhaust themselves without skills going up against an enemy that gets stronger the more he drinks.
A sense of foreboding reaches the bewildered Mumei.
Only five minutes left 
until the test is over.
خمس دقائق وحسب حتّى نهاية الامتحان
Die Prüfung ist in fünf Minuten vorbei.
El examen acabará en cinco minutos.
El examen acabará en cinco minutos.
Il ne reste que cinq minutes,
c’est la fin pour vous.
Mancano cinque minuti alla fine.
Restam cinco minutos para o teste terminar.