Good afternoon! Well, can say that in fact the situation is not very difficult as it seems at first glance. The main thing is to turn to the right and proven people. When I needed a Russian tourist visa, I turned to https://www.russia-travel.com/visa-services/ and did not regret it. I can say that everything was done quickly and efficiently, and most importantly legally. They can also deal with your situation, I advise you to simply consult with specialists from this site. Good luck to u... I hope everything will work out.