The older students are off on a school trip leaving Akari and a needy Chinatsu alone.  Nadeshiko watches Himawari and Sakurako fight and remembers them as 
children.
Huh? Did I walk into 
the wrong house?
¿Oh? ¿Entraste a la casa equivocada?
¿Eh? ¿Me he equivocado de casa?
Eu entrei na casa errada?