After sixteen years at the BAU, it was hard to even imagine what not seeing mutilated bodies on a daily basis looked like, not to mention not having to follow from afar as her friends kept getting caught in dangerous situations and nearly dying, or being shot and almost dying herself. How was she even able to live like that for this long, when she was always the squeamish type and abhorred violence? As much as she missed working with her friends and she knew she did a lot of good there, she was ready for some peace and quiet.
Criminal Minds, Penelope, Peace and Quiet