What’s going on ?????

I had my baby boy almost 5 months ago he will be 5 months on the 29 my last period was December 29 lasted 4 days I am currently breastfeeding and for the last couple months my period have been coming regularly on cycle day 25 which was January 22 I started spotting it haven’t been enough to wear a pad I did put tissues down there though I been having a pulling aching pain by my left ovaries and last night I began to have a metallic taste in mouth only thing is I’m still spotting only when I wipe now so I don’t know what’s going on have anyone experience this ? Did you end up getting a BFP