Kazuya is a devoted fan of the idol Honami Aihara, who also happens to be his landlady, Honami Mizuhara. While Kazuya keeps his romantic feelings hidden to avoid complicating their living situation, a shocking discovery on Honami's birthday reveals that she shares the same secret obsession with him. The two finally give in to their mutual lust, establishing a hidden relationship where she remains a public star by day and his exclusive partner by night.
After a false scandal ruins her mainstream career, idol Seika Yumenoki is forced to compete in a depraved tournament for "fallen idols" to earn her way back into the industry. As she navigates a series of erotic challenges, Seika discovers a shocking betrayal by her trusted producer, who orchestrated her downfall. Ultimately, she abandons her former pride to embrace a new, provocative life as an underground idol under the wing of a wealthy sponsor.
To compensate for a scandal, idol Honami Aihara agrees to film a provocative video to protect her relationship with her boyfriend, Kazu-nii. However, the shoot quickly descends into abuse as the director and staff use aphrodisiacs and psychological coercion to break her will. Despite her desperate attempts to remain faithful, Honami is gradually manipulated into submission, eventually succumbing to the director's control and losing her dignity.
Honami Aihara, once a pure idol, is systematically broken and transformed into a "sex toy idol" for the clandestine group ImaRia. Despite her boyfriend Kazu-nii's attempts to save her, Honami fully embraces her new role as a submissive tool for her master, eventually rejecting Kazu-nii in favor of her new life. A year later, a devastated Kazu-nii continues to watch her descent through VIP videos, while Honami revels in her status as a professional adult performer.
Tsubaki, the respected captain of the women's kendo club, is blackmailed into a sexual relationship with the principal to prevent the men's kendo club from being disbanded. As she is systematically manipulated and broken down, Tsubaki eventually succumbs to the pleasure and accepts her role as the principal's exclusive toy, ultimately confessing her corrupted state to her devoted junior, Soma.
Ayaka, a lonely housewife, has been trapped in a secret, addictive affair with her neighbor's son, Makoto, who first forced himself upon her a year prior. Despite her attempts to distance herself from him to honor her marriage, Makoto manipulates her desires and orchestrates a daring encounter. While her husband is drugged into a deep sleep, Makoto has sex with Ayaka right beside him, ultimately deciding to impregnate her to replace the child she and her husband could never have.