As per the law here in qatar a person who is being ban on basis for prostitution are being ban for lifetime as i remember when i was staying in al saad 10 chinese from the villa were being deported for the same reason.

so better you dnt stand a chance to come back and as per soniya hire a lawyer from your country an d seee the laws for it but it will quite expensive for you so it is better you dnt come back also see on the cancelled its banned for life time or 2 yrs.