Seki-kun starts shining his desk during class. Amazed at the effect of his work, Yokoi-san finds herself being dragged into his want to shine more desks.
If you don't have anything else 
to do, listen to the lesson!
Wenn du nichts zu tun hast, 
hör zumindest zu!
Si no encuentras qué hacer, entonces 
presta atención a la clase.
Si no encuentras qué hacer, entonces 
presta atención a la clase.
Si tu n’as rien à faire, 
écoute le cours.
Segui la lezione piuttosto,
se non hai di meglio da fare!
Se não tem mais nada a
fazer, preste atenção à aula!