Factory 4326 is a factory owned by the Gelheed Chemical Company and is publicly just another place where they manufacture and produce cleaning chemicals. Behind closed doors, however, beneath the factory is the most expansive prison network in the Blackstone Federation. It is here that Gelheed, with funding from the Blackstone government, experiments on captured prisoners of war deemed expendable enough to be written off as missing in action.

It is here that Nadia is imprisoned