LoglineCommander Una Chin-Riley faces court-martial along with possible imprisonment and dishonorable dismissal from Starfleet, and her defense is in the hands of a lawyer who’s also a childhood friend with whom she had a terrible falling out.
I couldn't help but wonder whether they're setting him up as a badmiral or it was just Chekov's gun from the Vulcan brawl. If the latter, they did a lousy job of tying them together ... I was going with option A while watching and only considered B afterward.