ようこそ

Shima departs the earth, saying goodbye to her family, her brother hands Shima some Conpetto, and says goodbye, as Shima Boards the transport ship headed for Foundation II - Stellvia, onboard she meets Arisa, and the director of Stellvia, as they talk the transport ship is in contact with Stellvia, specifically speaking to Kent Austin, who welcomes them to Stellvia, and prepares the students already on Stellvia to go out and welcome them in their ships, which are lead by Ayeka, everyone onboard the transport is excited to be going to Stellvia as they arriveless

西暦2356年。とにかく宇宙に行きたい少女・片瀬志麻（かたせしま）は、宇宙にうかぶ都市の機能をそなえた巨大なファウンデーション「ステルヴィア」にある宇宙学園に入学することになった。 　 両親と弟に見送られ、ステルビアへ向かう便に乗りこむ志麻。その機内で志麻は、活発な少女・アリサと出会い…。