When Natsuno Hanabi went back to her hometown to study in high school, she thought that she will have a new wonderful life. But Tachibanakan, the dormitory she was going to live in, was not what she expected.
Hanabi and Iori are enjoying the summer festival. Konomi searches for them.
Will Konomi be able to confess her feelings for Hanabi? What are Iori's true intentions?
A love triangle (?) centered around Hanabi reaches its climax at the summer festival.