本与加米拉斯为双子星球的伊斯坎达尔星球仗义相助,向地球发送了波动引擎和波动炮的设计图纸,并告知地球军本星球拥有清除放射能的设备“宇宙清洗器D”。在与欧洲、美洲失去联系的情况下,地球防卫军利用伊斯坎达尔星球提供的技术将沉睡于海底的大和号改造为宇宙战舰。大和号全体乘员踏上了取回“宇宙清洗器D”的漫漫征程。
A chance encounter. Between the waves and the cliffs. At night. A week later, he got married. For many years, she no longer believed in happiness. They met. They play. They speak. They want each other. As a gift - unconditional. It's like a dance - on the edge of the void. One night. One night only. Their only night.
美国和日本之间的战争爆发了,14岁的清太和她的妹妹四处逃亡。当他们到达避难所时,他们的母亲受了重伤,很快就去世了。从那时起,这两个兄弟姐妹过着相互依赖的生活。他们不得不求助于母亲的姐妹。