https://en.wikipedia.org/wiki/Quetzalcoatl
So the "interdimensional lamia" said above is their thing.
>>/2821/
I think your cleansing was successful, there's an energy structure on your left side like a staircase going down leftwards. The snakes called it "walking down from the temple" showing me one of those ancient pyramids with stairs on the front. It would mean you internalized their method and are now channelling them. The energy flow is also very strong.
It looked a bit similar to the effect on someone after passing a boot camp, it teaches people to channel the will of the organization.