In 1949...fierce air and naval battles were taking place almost every day in the South Pacific. The sky was dyed with blood, and the battle was a spectacular success. Hayato Azuma, a young pilot who prays for peace on the battlefield between life and death, is doing great things with his beloved aircraft, the Kurowashi. Then, one day, when he returned to his base after the battle, he received an order from the military's operational commander to return to the Atsugi base in Japan... "Why are we shooting down so many enemy planes!?" he wondered as he headed towards Japan. When we arrived at Atsugi base...35 excellent pilots from 0 squadrons from all over the world had gathered! And in order to turn these 35 into an elite unit, Captain Miyamoto, aka Captain Oni, begins a hellish training session... A war human drama depicting Hayato's bond with his teammates during the Zero Battle!