As demons descend upon Tokyo city, a brave Kunoichi enters the darkness in order to cleanse the filth. Will she succumb to the corruption or can she stay true to her training and destroy the hellish denizens of the underworld? Running Time: 34 minutes

There once was a demon Astaroth who invaded the human kingdom, plunging the world into war. However, he was finally suppressed by a group of heroes who took his powers and sealed him deep underground. Two hundred years later, there were rumors that the seal was broken due to the recent shifts in the Earth’s crust and that the demon had been revived. Many confident adventurers descended on Astaroth’s underground labyrinth with the intention of defeating him and becoming famous. Little did they know that he had set out a trap for them…

Based on the erotic game by Black Lilith. The fourth episode continues the Annerose saga. Annerose and Fleuretty get themeselves in even bigger trouble after they get caught by Barde Barde while a horrible end falls on Aishwarya.