Lunalie, a devoted royal guard, ventures into the lawless city of Ishtal to rescue Princess Jill, who has been sold into slavery. Desperate for information, Lunalie makes a heartbreaking sacrifice to a slave broker, only to be betrayed and captured herself. As Princess Jill is auctioned off to the highest bidder, Lunalie falls into the hands of the ruthless Scorpion Troupe, where she is subjected to brutal training designed to break her spirit and turn her into a slave.
A royal guard infiltrates the slave city of Ishtal to rescue Princess Jill, only to be betrayed and sold into sexual slavery herself. She discovers that Jill and a priestess named Lunalie have also been captured and are being subjected to brutal abuse and aphrodisiacs by a sinister cult. Despite the relentless torture and humiliation, the guard's desperate desire to protect her companions leads her to seek a forbidden power, even if it means selling her soul to a demon.
In the depraved slave markets of Ishtal, Lunalie and her companions suffer brutal torment at the hands of a corrupt Bishop. With the help of a mysterious girl named Airi, Lunalie awakens the forbidden Power of Lilith, transforming her suffering into a weapon of desire to defeat the Bishop and free the cleric Cless. Now, Lunalie must venture to the Royal Tombs to rescue Princess Jill from a mysterious man in white.
The episode reveals the tragic history of the Liliths, gene-edited beings created for human pleasure who were eventually hunted to near extinction by vampiric demons. After surviving the purge and spending centuries wandering a changing world in solitude, the protagonist is captured by slave traders and sold into an underground sex market. While enduring her captivity, she discovers a glimmer of hope when she encounters a girl named Airi, sensing that the girl possesses the dormant blood of her own kind.