NTA. General tone is something that should be established in session zero. Furthermore, it seems a little rushed that your GM went straight to kicking you, rather than sitting down with you and talking about the difference in tone. As for the change in 'script': you should keep a finger on the pulse of what's vest for the story, but from my perspective, a good story came out of that, just a different one that predicted, which I regard as perfectly okay in TTRPGs. I haven't seen any other your other posts about him, so I can't comment on that.

My primary school teacher gave me wisdom that I wish more people considered: "If both people are laughing, it's a joke. If one person's laughing, it's teasing"

I have dark brown hair and pale skin; a year or two of lasers dropped me down from "shaving twice a week" to "shaving once a month". You still get a bit of fluff, but it's pretty pale. One or two stubborn darker hairs, but much less noticeable.