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.
Rin-chan too?
Rin-chan auch?
¡¿Rin-chan también?!
¿Y Rin-chan también?
Rin aussi ?
E anche Rin-chan?
Rin-chan também?
И Ринчик туда же?