Her determined disregard for the personal space of others - especially when she is trying to 'nuture' them - is indicative of her aggressively trying to control the conversation and situation to her own schedule/pattern/idea of how it should go. Forcing people to listen to you whilst being patronising and forcing people to stop talking to you when it is their turn by taking off your microphone are extreme controlling and somewhat aggressive behaviours.
Coupled with her taking over of tasks/jobs/conversations like she is entitled to do so....and that everyone should automatically stop and agree...
...and could not help but notice how she is now dressing skimpier and skimpier in comparison to a) the start of confinement and b) compared to the rest of the group indicates a need to be noticed/leader/control. You generally find a bunch of girls will set an unofficial and subconsciously uniform 'dress code' when they spend a lot of time together... Sarah is off the extreme of the dress code with the other girls in the pictures shown - more skin...sexier/skimpier etc.
Certainly dings a few alarm bells.
She may Boil you.... if she wasn't a nude animal rights protester that is