You are Luke, you and the rest of the gang from RAD went to camp in the human world with MC. One of demons told an old legend of a rune that can open a portal to a hostile realm of violent demons that differ from the Devildom itself. After returnig yo RAD MC out of curiosity tried to deunk the legend.... but seems that they made a grave big mistake when unleashing a greater uncivilized Hell upon RAD.
3 parts