Natsuiro Matsuri IF - If I Hadn't Chased the Fireworks That Day

Summer of his second year in high school. Yuto gets a sudden call from Matsuri Natsuiro, a classmate he secretly admires. "I want you to chase fireworks with me!" Her words make no sense, but they sparkle. Before he knows it, Yuto is swept up in Matsuri's 'All-Japan Summer Festival Crossing Tour.' Her goal is to find Aoi, her best friend who she was separated from as a child. There's only one clue: Aoi appears for just a moment at a different summer festival every year. Relying on that alone, Yu