Rakka was born with the ability to communicate with the spirits of the dead. This ability tortures him, as they often appear to help settle their grudges or solve their problems. Rakka often helps p...

　　在世界几乎完全被环境灾难淹没和污染之后，只有一小部分人类能够逃到太空殖民地开普勒星球寻求救赎。在太空中度过多年后，开普勒星球面临着威胁人类的危险，太空辐射诱发了人类不育危机。为了应对这个危机，由精英宇航员布莱克领导的载人飞行任务派人去探寻地球是否能再次居住的可能性，以及人类是否还有任何延续的希望。回到地球后，布莱克震惊地发现被他们抛弃的地球上还有一群名为泥泞的幸存人类一直生活着，他们在万难的环...