Koharu gets frustrated by Hiyori trying to help her so much as she's fishing and Koi celebrates her sixteenth birthday.
I'll never forget it. When I was four...
...لن أنساه ذلك أبداً، عندما كنت في الرابعة من عمري
Ich weiß immer noch,
Ricordo ancora benissimo 
di quando avevo quattro anni...
Eu ainda me lembro,
de quando eu tinha 4 anos...