The first semester has come to a close, and the Ikeda lab is having a party where everyone's bringing what they like to eat and drink. They're having fun, playing games like the "prime number Yamanote line game," when a drunken Himruo finally does a certain something with Yukimura... And even Kanade ends up drunk... On the other hand, the mood quantifier obtained through the previous round-robin kiss experiment has progressed their research tremendously, and in order to gather more data, Yukimura and the others use fairy tales such as "Snow White," "Kaguya-hime," and "The Crane Returns a Favor" as references, but...
We are going to the ball. You clean 
the house from top to bottom.
.سنذهب للحفلة الراقصة. قومي بتنظيف المنزل من أعلاه لأسفله
Wir gehen zum Tanz, putze
das Haus einmal komplett durch.
Iremos al baile.
Tú limpia la casa de arriba abajo.
Iremos al baile.
Tú limpia la casa de arriba abajo.
Nous partons pour le bal.
Noi andiamo al ballo.
Estamos indo para o baile.
Limpe a casa inteira enquanto isso.
Мы идём на бал. А ты наведи порядок 
и чистоту во всём доме.