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...
This song "The Chinese bell flower is blooming" is used 
for the regular broadcast of the Tajimi emergency radio system.
هذه أغنية "زهرة الجرس الصينية تتفتّح" تستعمل للبثّ
الاعتيادي لنظام طوارئ إذاعة تاجيمي
Dieses Lied, „Die Ballonblume blüht“ wird für die reguläre Durchsage des Notfallrundfunksystems verwendet
Florecieron, florecieron,
las campánulas florecieron
Florecieron, florecieron,
las campánulas florecieron
CETTE CHANSON EST UTILISÉE POUR LES ANNONCES MUNICIPALES
SUR LES HAUT-PARLEURS DE LA VILLE SERVANT À L’ÉVACUATION D’URGENCE.
La canzone "Le campanule cinesi sono in fiore" viene usata
Esta música, "A campainha-chinesa desabrocha", é usada na transmissão regular da rádio de emergência de Tajimi.
Песня «Цветение колокольчика» постоянно транслировалась на радиостанции экстренной связи Тадзими.