A parallel history occurring in the Universe of Ergo Proxy about Autoreiv, traveling to Centzon. The world is more than you think ... After the explosion of the layer of methane hydrate, the other members of humanity are forced to live in cities, remote domes are scattered through a barren and non-micro-ray planet. They live in a controlled society and help in everyday life with autonomous robots called Autoreivs. In one of these cities, Romdo, the inspector of the Re-L Mayer, the granddaughter of the regent, leads an investigation into AutoreIs, who are crazy after infection with the Cogito virus. In the process, he comes into contact with the Monster named proxy. In other parts of the city, Immigrana Vincent Low is in the run after it was accused of participating in several cases of Cogito. Together, with a charming child autoreiv pine,