I had a period on Dec 7 through the 11 and another one Jan 3 through the 7 which was a 27 day cycle all together.i had sex on Jan 14 and 15. On Jan 26 which would have been cycle day 24 I had brown spotting which looked little like poop tmi I only lasted a day then nothing since then was that implantation bleeding according to all three of my apps I'm two days late