Ep. 12: Hanabi-chan decides to help a boy waiting for fireworks by making some herself.

12

Hanabi encounters a boy sitting on a bench who is waiting for fireworks to begin. She chooses to assist him by attempting to create the fireworks herself. The narrative follows her efforts to fulfill this task, though the outcome remains uncertain as indicated by the ellipsis in the source material. This summary reflects the basic premise of the episode without adding external details or spoilers. The focus remains strictly on Hanabi's interaction with the boy and her subsequent decision to intervene in his waiting process by taking on the role of the fireworks maker.