I don't know for sure. The ending of such a manga can be quite unpredictable and might not have been revealed yet. You could try discussing it with other fans to get their speculations.
I'm not really sure if they end up together. Different people might have different interpretations. Maybe you can dig deeper into the manga and form your own conclusion.
I am unable to provide the full text of "Mind Reading" because "Mind Reading" is not a common novel or literary work, and there is no reliable full text information to search for. If you want to know more about the novel, you should look for other related works or consult relevant professionals.
One great Naruto sand manipulation fanfiction is 'The Sand's New Path'. It delves deep into Gaara's character development as he further explores his sand powers. Another is 'Sand and Shadows' which has an interesting plot where the sand abilities are used in a new and creative way in battles.