Bright Red Fireworks Bloom in the Great City of Edo Episode 1

In the midst of a battle, a blue sky beast is seized while a white sky beast manages to escape. Akai Nishinosuke warrants an arrest on Shinza for illegally building a fun-house. Though Seikichi Tamaya is accused of launching fireworks the previous night, Ginjiro deceives Akai by showing that Seikichi was just carrying his tools. While returning to his room, Seikichi meets Sora, who is fascinated with his display of fireworks. She requests that he must build a firework cannon that could reach to the moon.