I'd wager invisibility will get you further than newness now. The way I hear it, people in both cities aren't trusting of the unharmonized...and seeing as you've picked a camp, anyone sympathetic to Zenith is bound to notice sooner or later.

[ Yuri got by for a good while on ambiguity until Hayame purposefully limited a message to only Meridian. ]

People are much more vigilant now than they used to be.