User blog comment:B214/Talk About What You Want! 3/@comment-24098614-20150122004724/@comment-16281343-20150122010359

Angels that fell doesn't need to join the Fallen Angels's side.

The thing you're mentioning is when Angels that are allied with Qlippoth were able to stay in Heaven. It was so because of the loophole but once they left, they fell and ofc joined with Qlippoth, not with Grigori.