As Akari's summer break has finally begun, she wracks her brain to come up with fun, summery things she can do together with Sophie.
However, the ocean or anything outside are all a bad fit for a vampire like Sophie.
Then she has a moment of clarity and realized that a firework festival is at night and a summery activity, so she immediately begins preparing yukata.
Erie and Hinata and join them to go to the festival, however...
but what's the point of spending 
all this energy and money
لكن ما المغزى من صرف كلّ هذه الطاقة والأموال
aber diese Blumen kosten doch Zeit, Geld
und verschwinden in nur einem Augenblick.
pero ¿por qué gastan dinero y energías
Pero ¿por qué gastan dinero y energías
Mais c’est fastidieux et cher,
ma che senso ha spendere energia e denaro
mas pra que gastar toda
essa energia e dinheiro
но смысл тратить столько сил и денег