Aharen finds herself having even more trouble with distance than usual thanks to her vision being impaired. When Raido tries to help her with eye drops, he incurs the wrath of Aharen's imposing childhood friend.
Who'd like to volunteer 
to come up and solve this?
من يودّ أن يتطوّع لحلّ هذه؟
Wer sich das zutraut, darf mal
nach vorn kommen und es versuchen.
¿Quién quiere salir y resolverlo?
¿Quién quiere salir y resolverlo?
Qui peut venir résoudre
l’équation au tableau ?
Qualcuno vuole provare a risolverla?
 Venite qui alla lavagna, prego.
Quem souber resolver esta
questão, pode vir até a lousa.
Кто может решить эту задачу?