The story takes place in the year 2045 in outer space, where AI, the internet and social networking sites are widespread. A massive accident occurs on a newly opened Japanese commercial space station, and a group of children are left behind. With no hope of rescue from adults, their lifeline is a barely surviving narrowband, a social network, a free application of low-intelligence AI and a drone controlled by a AR-based mobile device called "Smart". Will they be able to use these tools to survive the crisis?
