There are lots of things going on in that chapter not everything is what it seems. The situation with the brothers will become clearer in ch2, other things you will have to wait longer for.
Early into chapter 2, you discover all is not what it seemed. Livvy was lying about what was happening with the brother and there is a reason for that. If you want the same old predictable porn tropes, then this isn't for you. If you want something that might just surprise you, then read on.