Holy shit what a good episode! I had no idea it would be a flashback-type one! And we met a truly scary female villain, and everyone got a serious arc of sorts (thankfully, gone seem to be the days where Erica would have one reaction shot and no lines) and that ending montage was something else. Christ I love this show with all my heart, I know we’ll probably never get a series 5 but I still cling to the hope we might