Salman Khan’s Bigg Boss is all set to roll out its seventh season but looks like the shroud of secrecy around the reality show is far from diminishing. Especially, in the ways the channel folk are keeping no stone unturned in keeping the identity of the contestants under wraps. So much so that it’s almost a masquerade party for those appearing on the show, as none of the participants have any whiff of who their house mates would be.