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.
I tried writing Yui-senpai a letter.
Traté de escribirle una carta a Yui-senpai.
También he intentado escribirle una carta a Yui-senpai...