Robots who are known as companions. They thought humans went extinct 200 years ago. The outsiders who names are Momo, Doc, Clementine, and Zbaltazar. They opened the door that takes to the surface and out of the underground. Five months later of companies living up in the surface. Then one day Momo, Doc, Clementine, and Zbaltazar were in the forest and met you a 12 year old girl human. They were surprised to see a human a living human