Adachi tries to ask Shimamura if she'd like to hang out on Christmas, but has a very hard time getting the words out. Meanwhile, Shimamura wonders why Adachi's been acting so weird lately.
Why? It's rather simple, really.
Warum?
Die Antwort ist ganz einfach.
¿Por qué? Es muy simple, en realidad.
¿Por qué? Pues es muy sencillo.
Elle veut vraiment savoir la raison ?
Perché? È piuttosto semplice, in realtà.
Por quê? É bem simples.
Почему? Она спрашивает, почему?