I loved the first two, but I had a hard time getting through the third. It has interesting concepts but it takes a long time to make its point. Plot structure spoilers:
Spoiler
The main reveal should have happened half way through, not at the end.
Apologies for mobile formatting
I played D&D for 10 years before I seriously tried DMing. I’m now a year and a half into a 5e game with 4 other players and it’s been great. It helped that YouTube kept sending me Matt Colville videos https://www.youtube.com/watch?v=e-YZvLUXcR8