2056年的今天，连士兵汉娜和科学家加文、迪米特里正在RUBIKON空间站上研究一项旨在为人类提供永久氧气和食物的藻类项目。但突然之间，他们脚下的地球消失在一片棕色的有毒雾中，所有的联系都中断了——他们是最后的幸存者吗?他们应该离开安全的基地，冒着生命危险飞回来吗?什么值得为之而活，为之而死? 2056 - Company soldier Hannah and scientists Gavin and Dimitri are on board of RUBIKON space station researching an algae project aimed to provide humanity with a permanent supply of oxygen and food. But all of a sudden the earth beneath them disappears in a brown, toxic fog and all contacts are broken - are they the last survivors? Should they leave the safe station, risk their lives by flying back? What is worth living for, what is worth dying for?
