Aomori Prefecture. Kenta pays a visit to Kiyo's Grandma's and notices that she has received a letter in her mailbox. When Kenta realizes it is from Kiyo, he remembers how she and Sumire secretly exchanged notes in school. It was then that something about Kiyo's handwriting had started catching his attention.
I'm not sure!
!لستُ متأكّدة
Bin mir nicht sicher!
¿Qué hago? Perdí la cuenta.
¿Qué hago? He perdido la cuenta.
Oh non ! Je sais plus !
Non sono sicura!
E agora? Não sei!
Точно не знаю!