Hyper Mami suffers severe injuries during battle, transforming into Yuuki Anna, a member of the Hyper Security Force. To recover, Anna returns to the security base, only to encounter an unexpected situation—Captain Toteki, who has been replaced by a disguised Spellman alien, awaits her. Anna realizes the truth but has the item needed to transform back into Hyper Mami stolen. The Spellman alien, seeking to conquer Earth without fighting, attempts to negotiate with her, but Anna refuses. In retaliation, the alien summons allies from space who torment her with intense torture blending pleasure and pain. Unable to transform back into Hyper Mami, can Anna still protect Earth from the alien invasion? The answer unfolds in this thrilling story! [HAPPY END]