After wrestling with chapter 4 like other people I've determined that in order to not de-sync from the guide you need to wait a second or 2 before pressing start during each of the intro cutscenes. I bet a lot of people will mash too quickly like I did. A quick way to check that I used was that the top left bandit should have 5 speed. If it has 6 speed you pressed start too quickly and should try again.
On a side note, now I'm curious how cutscenes use RN's