In the world where a war has become a show business, "Killdre" -- pilots free from aging and remaining to be adolescent -- fight and die in the battle skies. Kannami Yuuhich, an ace "Killdre" pilot assigned to an air base close to the front line and he met a female "Killdre" officer Kusanagi Suito. During routine lives filled with deaths and killings, the relationship between the two "Killdre" started to change in an enigmatic way...