Cycle Day 44, BFN

Cycle day 44, 12 days late, 5 BFNs, spotting just one time 7 days ago, what’s going on?

How long should I wait until I go back to my GP?

Had a MMC in July, only had one cycle since. Why hasnt my body reset yet!? There’s nothing more I want in this world than my Rainbow Baby 💕