I think the previous anons are talking about the nephilim. Supposedly, angels fucked humans resulting in a slightly different than human line, people who have an RH- blood factor. Comes with some interesting characteristics:
https://newspunch.com/rhesus-negative-blood-you-may-belong-to-the-nephilim-a-parallel-human-race/
take with a grain of salt. Not all RH- "Bloodline" folks are cabal. Some might be here, even, helping out.