第 4 集: 在公園中一艘墜毀的艦艇遭受軍事打擊期間，Kadode 得知了 Kiho 的死訊。

4

During Christmas, a large, cube vessel falls from the mother ship. The Japanese Military make an attempt to destroy it, but the vessel falls into a park. In the destruction Kadode sees on the news that Kiho was killed in the crash. Despite this tragedy, the rest of the girls try to still hang out and be friends, even without Kiho.