Riginetta-san no Bouken 2 Onto the Demon Realm! Mysterious Mushrooms and the Queen of Darkness

Hello to those who know me and those who don't! It's me! The strongest, cutest, and smartest beautiful robot girl, Rizinetta! While investigating the ruins on a deserted island, I learned of a shocking truth and the existence of the mastermind. Seriously! I just came for a vacation, and here I am, off on another grand adventure! Thus, beyond the door of the ruins lies a barren wasteland and a world filled with a sinister atmosphere... "So this is the demon world, huh!?" Connecting to the demon world, what a thing to do! Of course, monsters will thrive here! Overcoming fierce battles with numerous strong foes, I finally reach the deepest part! Those who interrupted my vacation will face severe punishment! The door of the ruins leads to the sinister atmosphere of the demon world. Having overcome fierce battles (H) with various strong foes, What awaits at the end!?