Kuroha's younger sisters abruptly visit Sueharu's house to tell him that she has developed amnesia. All her memories from summer break onward are gone, and they stop right when she was about to confess to Sueharu. So she suggests starting over from the moment of her own confession and erasing everything she did during the cultural festival. But Kuroha's behavior is making Shirokusa suspicious...
All of Kuro-nee's memories from the 
time she confessed to you and got rejected
كلّ ذكريات كورو من الوقت الّذي اعترفت لك فيه ورفضتها
Kuro-nee erinnert sich an nichts
mehr zwischen dem Moment,
que Kuro no recuerda nada desde
que se te declaró y la rechazaste
que Kuro no recuerda nada desde
que se declaró y la rechazaste
qu’entre le moment où tu l’as rembarrée
et le festival culturel,
La sorellona Kuro non ricorda nulla del periodo 
che va da quando ti si è dichiarata
Todas as memórias de Kuro-nee a partir da época
em que ela se declarou a você e foi rejeitada
Сестрёнка Куро не помнит
ничего о том, что