"Not going to continue from 70 until caught up with the raws", I hear, huh?
It looks like they have some time ago. So where's that missing 90+ chapters, huh?
Blame Rithar for dumping their somehow sub-MTL crap all at once to get people to pay them, rather than the person who's actually putting effort into it.
So this family is neuvoux riche, I think - a new noble family, probably the grandfather? Which would suggest that they're just assholes who are obsessed with how everything looks to Other Nobles, and are trying to fit in with them...by being assholes.
In Kamen Rider, Shocker grunts would make that salute, as well, so it's a reference to that HOWEVER!
Shocker was very much nazi-coded to begin with, so the salute is, at its root, ultimately still a nazi-ish one.
The more you know rainbow and jingle
The MC said that it only affects himself and things hes in direct contact with. Why that would be, I don't know, but it would explain why nobody in the history of this world has ever figured out its actually good.
Why are the others in the camp hating on her when the parents are shit? She's doing more work than half of the people there, it seems, and even after all that, they're lumping her in with her parents?