OIn an abandoned factory, Mizuki Konoe becomes an exorcist nun named Charlotte and fights against a higher demon, Melkis, to save her classmates. Despite being manipulated and attacked by them, she perseveres and re-equips herself to continue the fight. However, Konoe ends up being raped by her classmates.

Exorcist Charlotte is captured by the demon Melkis in an abandoned factory. Melkis heightens her sensitivity, causing her to moan with pleasure. Although she tries to escape, she’s ensnared by tentacles that wrap around her, plunging her into extreme pleasure. While immobilized, she is overpowered by several men, weakening the sacred power of Mizuki Konoe within her. Charlotte loses the will to resist, and her sanctity is defiled, driving her into despair.