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...
Well, not remembering would 
be the prudent thing to do.
.حسنًا، سيكون من الحكمة عدم التذكّر
Tja, sich nicht zu erinnern,
ist sicherlich eine weise Entscheidung.
Bueno, lo mejor sería no recordarlo.
Bueno, lo mejor es no recordarlo.
C’est plus sage de tout oublier.
Beh, non ricordare nulla
 è la cosa più prudente da fare.
Bom, pode ser melhor não lembrar.
Что ж, не помнить произошедшего — 
весьма благоразумно.