After spending their first year of high school in peace and quiet, Haruka and Makoto run into Nagisa, a new student who was a member at a swimming club with them when they were kids.  That swimming club is being torn down, so the three of them sneak in to dig up a time capsule that they buried in the back, which is when they are reunited with Rin, the fourth member of their group who left to study abroad.
It is one of the oldest mistakes out there.
Das ist wirklich einer der ältesten Fehler.
Esta es una de tus clásicas torpezas.
Esa torpeza es tu 
marca de la casa, ¿eh?
C’est vrai que ça arrive souvent 
dans les films…
È una delle classiche battute divertenti, vero?
Isso é tudo uma grande bobagem.
И это является одной
из старейших ошибок.