Chihiro comes to Takehara so she can watch their fireworks festival, swinging by the Photography Club to meet Kanae and Mutsuko. Whilst thinking about what to do for the festival, Fū and Chihiro recall a secret place Fū's father told them about when they were younger. The next day, Riho offers Fū and Kanae to have their photos shown in an exhibit. After Fū takes various photos of the festival preparations, Sayomi leads everyone to an ideal viewing spot, which Chihiro believes to be the secret place Fū's father talked about.
夏休みのとある日の写真部の部室。いつものように机を囲んでいる楓たちと、今日は汐入から遊びに来たちひろの姿もあります。 楓が作った写真部の部室を見て、ちひろは感激して思わず泣きそうになります。 ちひろを迎えて、楓たちは写真部の作戦会議を始めました。 今回の目標は竹原の花火大会の花火を写真におさめる事。 そしてその竹原の花火を一緒に見ることは、幼い日の楓とちひろが交わした大切な約束でした…。