Sakurai Hina transforms into the magical girl Saint Lime to rescue her brother from the villainous Devil Beetle. To her horror, she discovers her brother has been corrupted into a loyal servant known as Saint Cherry. Despite her brave attempt to infiltrate Beetle's lair and save him, Hina is overwhelmed by aphrodisiacs and the antagonist's power, ultimately succumbing to pleasure and falling under his control.
Sakurai Hina, the magical girl Saint Lime, attempts to stop the evil Devil Beetle and his forces from transporting the Majin Crystal. To her horror, she discovers that her own brother has been corrupted into the servant Saint Cherry. Despite her efforts to rescue him by infiltrating Beetle's establishment, Lime is overwhelmed by aphrodisiacs and the villain's power. Broken and defeated, she is forced into submission and begins the process of brainwashing, turning the champion of justice into a mindless servant of evil.
After a failed brainwashing attempt, Lord Beetle lures Saint Lime into a public rematch, using pleasure and humiliation to break her resolve. Alongside her already corrupted sister, Cherry, Lime eventually succumbs to her desires and transforms into the demonic Bloody Lime. Now fully devoted to Lord Beetle, the fallen sisters embrace their new roles as loyal slaves, broadcasting their corruption to the world to fuel their master's dark power.
After a failed brainwashing attempt, Lord Beetle lures Saint Lime into a public rematch designed to awaken her hidden desires. By witnessing her sister Cherry's submission and succumbing to intense pleasure, Lime is completely corrupted and transforms into the demonic Bloody Lime. Now fully devoted to Lord Beetle, the two sisters embrace their roles as fallen heroines and broadcast their submission to the masses.