Belphegor, daughter of the Demon King, is a total pushover of a demon whose only desire is "to just lounge around doing nothing." Unluckily for her, she is brutally slaughtered by a hero who barged in to slay the Demon King... or so it seemed, until she inexplicably comes back to life!? Hell! Blood! Death! The dark comedic death-road of sorrow begins for the world’s most lazy demon!!