The hell is with that story... what's with that???!!! Still.... this is getting pretty much mixed now... but OPness is at it's peak here... so.. it shouldn't be a problem
The implied idea is that the sister is drugged up and used as a sex slave, and the story sort of treats it like getting healed of the drug addiction and freed makes her totally fine. That's all pretty traumatizing emotionally.
"Just a pampered rich kid who let a prisoner escape" A prisoner that you havent seen come back yet, hasnt reported back in anyway about what happened, riiiight