Four Months is great! It's unnatural for an alcoholic to not drink - well done. Perhaps the milestone sparked the vivid dreams??
You're thread drove me to do some reading this morning on the subject of dreams, Thanks!
"Dreams are amazingly persistent. Miss a few from lack of sleep and the brain keeps score, forcing payback soon after eyelids close. "Nature's soft nurse," as Shakespeare called sleep, isn't so soft after all."
Good, relatively short article;
https://www.scientificamerican.com/a...s-more-dreams/
Seems to be a bombardment of dreams when we are not well rested over a period. I would agree with this.