Hitoshura/The Demi-Fiend sided with Yosuga, and produced a world where the strong devour the weak. This explains the cannibalism, the presence of the Demi-Fiend, and, to an extension, why the goal of the game is to euthanise Brahma, who is this world's manifestation of the Great Will, the end of the second game was a more positive "Conception."