Genuinely curious what y'all though of Harumi before it was revealed she was a villain?

I remember when Sog first came out being somewhat pleasantly? surprised that the writers wanted to give Lloyd a girlfriend like the others because I do think she adds a lot to his carecter regardless of the fact that she was faking things. of course, I ended up spoiling myself ahead of time that she was the quiet one, and was under the assumption that it would be another Kai and Skylor type situation, and was actually genuinely shocked anyways because I did not expect her to be such a great...