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...