Kimi to Hanabi to Yakusoku to

In the bustling city of Tokyo, the anime Kimi to Hanabi to Yakusoku to begins with a simple yet profound connection. Two high school students, brought together by a captivating painting of fireworks, find their ordinary lives intertwined by a shared mystery.

Their quest to uncover the origins of the artwork leads them to the world-renowned Nagaoka Fireworks Festival. As they journey into the past, they discover a long-forgotten promise that holds surprising significance for their own lives, weaving a story where memory, art, and fleeting beauty illuminate the path to understanding.