It was a good thing Haruka was well-practiced at hiding her emotions. This was definitely her, definitely the Hotaru of their dreams... they had to adopt her. There was no going around that.
"Michiru's told me a lot of good things. I think she might've interrogated Scoot for most of them..." Not that she had anything against that! Sometimes, you just had to bribe the guy with shiny things to get him to tell you stuff...