Kimi to Hanabi to Yakusoku to

Set against the vibrant backdrop of Tokyo, the story follows two high school students whose lives unexpectedly intersect over a single, captivating painting of fireworks. What begins as a shared fascination with the artwork soon blossoms into a deeper connection between the teenagers, drawing them together through a mutual sense of wonder and curiosity. Their intrigue leads them far beyond the bustling streets of the capital, guiding them toward the renowned Nagaoka Fireworks Festival in Niigata Prefecture. Celebrated as one of Japan’s three premier fireworks displays, this spectacular event becomes the focal point of their journey. As they trace the origins and meaning behind the painted fireworks, the festival grounds transform from a mere destination into a gateway to something far more profound. At the heart of their adventure lies a mysterious promise that transcends time. This enigmatic vow serves as an invisible thread, binding the two students not only to each other but also to events long past. As they unravel the secrets hidden within the painting and the legacy of the festival, they are drawn into a poignant narrative where art, tradition, and history converge, revealing how deeply their present lives are intertwined with the echoes of yesterday.