來自水星的害羞女孩前往享譽盛名的阿斯提卡西亞高等專門學園就讀，不料卻立刻與這裡的高材生米奧琳涅·連布蘭有了過節。

弗德黎明俘虜了古爾，準備撤離不再安全的藏身處。與此同時，貝納里特集團的保全部隊步步進逼。

Relationships that end and others that are formed anew. Sadness and joy. Violence and wishing for peace. Space intermingles everything as a younger generation finds its way in a world where what is right is only a matter of perspective.