It's going to be pretty painful when she eventually has to leave him for whatever reason. Be it going back to the moon or having her "estranged parents" come swooping in to take her back the research lab she came from.
I might like a tragedy angle, at least for one arch of the story.
Series Name: Risou no Himo Seikatsu
Series Link on MangaDex: https://mangadex.org/title/20719/risou-no-himo-seikatsu
Chapter Progress: 15/27 (according to raws found in comments)
Date of last release: 4 months ago
Reason group dropped: Unknown
Raws available...