Himawari -Okinawa wa Wasurenai, Ano Nichi no Sora o- [ひまわり ~沖縄は忘れない、あの日の空を~]

After an American helicopter crashes into a classroom in Okinawa International University, student Ryuichi is compelled to write a report on a similar accident 52 years ago, in 1959, when an American jet fighter crashed into his grandfather's elementary school. He also plans to hold a peace concert.