From Pixiv creator DC Ultra, whose works follow the story of university student Anna Blackthorn, who has taken on the burden of being her planet's hero, Ultra.

We continue following Ariel's activities as she attempts to break up a deviant ring. However, her overconfidence leads to trouble. Afterwards, she fights trying to earn her freedom. Gallery contains Power Armor Ariel vs Secretary, Ariel vs Secretary Finale part 1 (which starts on page 186), Ariel vs Secretary Finale part 2 (which starts on page 346), and Deviant Buster Ariel: The End (which starts on page 477)

Pixiv - https://www.pixiv.net/en/users/13098329

Vol 1: https://e-hentai.org/g/2808388/797d828c62/
Vol 2: https://e-hentai.org/g/2811481/5f0133ec90/
Vol 3: https://e-hentai.org/g/2813836/4619fdd99c/
Vol 4: https://e-hentai.org/g/2816633/009864d77c/
Vol 5: https://e-hentai.org/g/2819842/169ba1a35f/
Vol 6: https://e-hentai.org/g/2821579/ae17eb1a0b/
Vol 7: https://e-hentai.org/g/2823365/f9493aa82f/
Vol 8: https://e-hentai.org/g/2826339/7713f45593/
Vol 9: Here