The action takes place on the moon and in a space station that has been nearly deserted for decades. A terrible disease killed everyone on the station—or so it was thought until a camera on the station reveals a little girl and a pack of dogs roaming the station.

The station's computer has been doing its best to care for the girl and keep her occupied. She does some maintenance and raises the dogs. How she and the dogs survived the disease that killed everyone else who came in even remote contact with it is a mystery. As Tango Charlie and Foxtrot Romeo progresses, the reader learns that the station will soon crash into the moon.

The events on the moon take place in several locations, where characters observe the little girl as best they can through cameras, communicate with her, and discuss her fate. Humanity...