When Akira runs away from the office over a trivial dispute, he unexpectedly bumps into his long-lost brother, Yui. Akira is delighted, but Yui behaves strangely, as little by little, the events of the past in their snowy home village are unraveled.
I-I know that!
!أعلم ذلك
D-Das weiß ich selbst!
¡Ya lo sé!
Mais oui, je sais !
Eu sei disso!