That is the sort of explanation they could try to give if caught, certainly...

[ however: ]

Even so, whatever the incentive, it isn't in our best interests to allow them free rein. I assume that already there are splinter factions of those who are allies...and in those factions, probably those with roles exist, good or ill. It's all about trust and mistrust...and what information we can glean from how others comport themselves in trials and out of them.