I think the country wasn't able to fully control the "heroes" and they're off doing their own thing. The feeling that he did something wrong is that the princess promised them that with her skill she'd be able to transfer them back. She was the only thing keeping them in check
This entire chapter was a delight to read. I don't know how much was directly translated or was the TS team's flourish, but it really stood out in a great way
She's accepted that this is a real world and this kid committed real murder on real people. He's more powerful than 99% of people and now mentally unstable. She made a decision