No wonder you recognise yourself in other threads, as your story is sadly so typical.
Yes, it's like a bad dream.
Yes, it is exhausting to try so hard, to want so bad to make things better, and to never seem to get there.
No, this is not what marriage should be like.
If you had a narc mother, you are well-tuned to their needs, and a perfect companion for a partner who needs someone to control to soothe his own ego.
Your isolation is also typical. But you can ask for help. If you have friendly acquaintances, for example, I am sure they are more well-disposed towards you than you are willing to believe, and would be happy to offer a listening ear, sympathy and practical help if you ask for it. If you have a BFF who lives far away, can you call her to pour out your worries? And there's always, always Women's Aid 0808 2000 247
You could also, if you want, check out the many resources at the start of this thread or speak to the many women on that thread who are currently in, or leaving, relationships with men who insult, manipulate, shout, shove, intimidate, and won't take responsibility for their actions.