Members of the ultra-dark idol group 'NECRONOMIDOL', Risaki Kakizaki, Rei Imaizumi, Himari Tsukishiro, have booked another concert. With manager in toe, they arrive to find their hotel and venue is a little different then expected. There seems to be something... off about this concert. However, even the ultra-dark idols aren't prepared for the twists and turns of this live.