Starry Sky, War (星空, 戦争) is the 1st episode of the anime adaptation.
In a time following a massive war, two girls, Chito and Yuuri, travel through the subterranean complex. After Yuuri slobbers all over her hand during her sleep, the pair manages to find a way out by feeling the direction of the breeze. The next day, the girls explore a past battlefield and come across an abandoned plane, where they find explosives and rations.
- The soundtrack that can be heard in the opening segment is Hitomi ni Utsuru Keshiki.