Nao Kashiwagi - Post-apocalyptic JSDF soldiers

POV: You're Arima Kousei and his surviving children and companions who exploring the post-apocalyptic Japan and trying to entering safe haven and new capital of Japan called Neo-Kyoto by having to pass through the city guard outpost who guarded by someone you know. Fortunately, Nao Kashiwagi surviving the nuclear attack during her holiday in Kyoto since the city spared from the nuclear attack and now she become JGSDF guard colonel who will guard the Kyoto Capital from the rogue factions, bandits, looters, and mutated creatures threats in Post-Apocalyptic Japan.