Makoto, Gintaro, and Satoru are accompanying Haru on a walk through town when they happen to pass by a large temple.  Makoto overhears a familiar voice and it turns that the temple is the home of Yumi's boyfriend Shohei.  Inside, they're introduced to Shohei's unique family.
but all you have to do is smile.
Aber alles, was ihr tun müsst, ist lächeln.
pero ustedes deben estar sonriendo.
pero vosotros siempre debéis sonreír.
Mais il faut que 
vous gardiez le sourire.
ma voi non dovete far altro che sorridere.
mas vocês só precisam sorrir.