Maybe I missed my mark? Her goal from the start was to be perfect, was to be as she was designed, literally born, to be. And she tried her hardest to fulfill your orders, even though she was very shy and embarrassed about it all. At the beginning, MC told her that being imperfect is what makes her alive, she thanked MC for helping her, but in the end, she still wanted to be perfect. So she had Kali help her in removing the bugs, which turned out horribly. Turns out, no bugs = no fun (non spoilery answer). And now she finally believes she really is alive, and that those bugs are to be cherished, as life is to be.
Dialog, as of right now, only really changes a lot for certain outfits. With their slutty outfit, they'll say sluttier things. With Emma's boobjob exhibitionist event, there's a 33% chance she'll go talk to the people watching her.