After all, Annalise Basso’s character is a part of the First Class train, and judging how she manipulated her co-conspirator (and now-deceased bodyguard) Erik, she’s someone who can get out of sticky situations by using just her words.
If any Snowpiercer fans were skeptical that LJ would remain imprisoned for very long, it sounds like those suspicions are right on the money.
Basically, LJ is going to find a way out of this ordeal, and even if her privilege doesn’t save her, she’ll find some way to secure her freedom.