Kana joins the cheer association, so now they can officially become the cheerleading club. The girls immediately get a cheer request for a grade school soccer game, but Uki seems hesitant about this request for some reason...
S-Sis...
...أ-أختي
S-Schwester …
¡Uki!
¡Uki!
U-Uki!
N-Nee-chan...
С-сестра...