At last, the girls have arrived in Antarctica, and are awed by the scene before them. No one's been at Syowa Station in three years, so there's a lot to do to get it cleaned up. As the girls keep themselves busy, Yuzuki seems to make up her mind about something.

Ever since her mother was lost in Antarctica, Shirase has felt like she was lost in a terrible dream. Despite her fear of what will happen if nothing changes after she goes, she and her friends now set off on their final journey to the place where her mother was lost.