The hot, hot summer of Tajimi has arrived, and Himeno, Mika, Naoko, and Touko have a blast in the river trying to catch eel!
Then suddenly a kappa appears before them and takes them down to Ryūgū-jō.
Inside Ryūgū-jō, a certain person in the form of their high school self is awaiting them...
You sure?
أنتِ متأكّدة؟
Ja?
Ya veo.
Comprendo.
Si tu le dis.
Sicura?
Tem certeza?
Уверена?