Mills witnesses a woman torn about in a train accident and doesn't quite know how to process it. Everyone tries to help him through it, but it seems his mother might be the one who has gotten through as she tells him to quit. Casey shows him the good part of the job, and introduces him to Sophie a girl he rescued over fifteen years ago.
Clarice is continuing to work her way back in with Shay, but Shay tells her she needs to go home to her husband.
Kelly's shoulder continues to worsen as he uses it to save a man hanging from a tree.