In the distant future, Ortensia Lam lives in a society convinced it's citizens are the descendants of those left behind in the rapture.
As for the very thing that brought upon revelations? The human sin of wanting to "play god" with their man-made technology. Anyone who delves into what brought the world's destruction is deemed either witch or devil worshipper.
That is until Ortensia meets a strange figure from her past who claims everyone has it all wrong....