This world's nightmarish , red moon replace the sun recovering the whole planet in a endless red night rending surroundings and colors unidentifiable unless you got a lantern the best human's technology here, zombie virus and other surnaturals creatures roaming around ares a constant threat . Yet that is nothing compared to monsters underground bloodthirsty especially the prince Asriel Dreemurr after absorbing 7 souls , he became a eldritch deity seeking revenge on humans...like you.