We… we don’t really have a way to help you. We don’t even know what the problem is, except that for whatever reason you’re in hiding and you think someone is watching you and that you want someone to suffer.
Anyway, for the let go part there is a very popular spell called “Vovin’s freezer spell” or something along those lines. Use the search function.
Forget it, here is the link to the tutorial:
Hope this helps. I haven’t used it myself, since I don’t want to kick out anyone from my life, but people here has reported success with this.
Regards.