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...
How do you know Kuro confessed 
to me and got rejected?
كيف تعرفين أنّ كورو اعترفت لي ورفضتها؟
Woher weißt du, dass sie mir ihre Liebe
gestanden hat und ich sie abserviert hab?
Comment tu sais que je n’ai pas accepté
de sortir avec elle ?
Come fai a sapere che Kuro
mi si è dichiarata e io l'ho rifiutata?
Como sabe que a Kuro se
declarou para mim e foi rejeitada?
Откуда ты вообще знаешь,
что я отказал Куро?