"Bible Black Only" is a direct sequel to the original "Bible Black" series, continuing the dark and occult themes established in its predecessor. The narrative revolves around a cursed grimoire known as the "Bible Black," which grants its possessors access to powerful and malevolent magic. The story is set in a high school where occult practices and supernatural occurrences are intertwined with the lives of the students and faculty. The central character is Reika Kitami, a former student who returns to the school as a teacher. Reika becomes deeply involved in the occult activities surrounding the Bible Black, driven by her own mysterious motives. Her presence reignites the dark forces that had previously plagued the school, leading to a series of disturbing events. Reika’s actions and decisions are pivotal in shaping the unfolding chaos, as she manipulates both students and staff to further her own agenda. Another key figure is Minase, a student who becomes entangled in the occult practices after encountering the Bible Black. Minase’s involvement grows as she is drawn deeper into the dark rituals, struggling to maintain her sanity and morality amidst the escalating horrors. Her interactions with Reika and other characters reveal the corrupting influence of the grimoire and the lengths to which individuals will go to attain power. The plot explores themes of temptation, corruption, and the consequences of wielding forbidden knowledge. As the characters delve further into the occult, they face increasingly dire repercussions, both for themselves and those around them. The narrative is marked by a series of ritualistic events, supernatural phenomena, and psychological tension, culminating in a climactic confrontation that tests the limits of human ambition and morality. "Bible Black Only" maintains a focus on the interplay between its characters and the dark forces they unleash, creating a tense and foreboding atmosphere. The series builds upon the foundation laid by its predecessor, expanding on the lore of the Bible Black and delving deeper into the psychological and moral dilemmas faced by its characters. The story is driven by a combination of personal ambition, supernatural elements, and the inevitable descent into darkness that accompanies the pursuit of ultimate power.