Pcos and implantation or ovulation?? HELP!!

Brandi

had af all month of December an up to 1st week of Jan. Af went away had sex on that Thursday after af left wed. Then bled for a couple hours, stopped had intercourse Friday, bled and then stopped after couple hours. Had a break sat up to today (wed, 1/9/19) an have been spotting for 3 days now... not heavy for a pad or tampon not much when I wipe either. Please help me understand if this is ovulation or implantation!!