"Harem Cult" is an adult-oriented anime series that delves into themes of power dynamics and eroticism within a school setting. Episode 4, titled "Brainwashing / Awakening," serves as the season finale and was released on May 26, 2023. In this episode, the protagonists, Hajime Hatorishima and Shouko Shimura, confront the student council president, Awano, who has been exerting authoritarian control over the academy. Awano's influence is challenged when scandalous recordings orchestrated by Hajime and Shouko are disseminated, causing chaos among the students. The episode culminates with Yuuichi Tatsumi, another central character, asserting his dominance by engaging in intimate encounters with multiple female students, including Awano, leading to a shift in the academy's power structure.