Serial Killer Charles Sobhraj’s Wife Nihita In Bigg Boss 5 - Latest Bollywood News. Serial Killer Charles Sobhraj’s wife Nihita Biswas is all set to make her appearance in Bigg Boss season 5. Watch the video to know more. Regular Facebook Updates http://www.facebook.com/RajshriDotCom. Watch more http://www.youtube.com/playlist?list=PL4E87895D45C52ECE for the latest bollywood film reviews, makings & trailers.