The Second Apocalypse refers to a fictional event in the Second Apocalypse series by author R. Scott Bakker. This series is set in a complex, dark fantasy world where a powerful religious and political conflict unfolds. The narrative explores themes of philosophy, morality, and the nature of reality through its intricate characters and plotlines. In the story, the Second Apocalypse is marked by the return of the No-God, a malevolent force that threatens to reshape the world. The series delves into the struggles of various factions, including the Inrithites and the Scylvendi, as they confront their beliefs and the impending doom that looms over them.