Confused

So I had sex with my husband on ovulation days according to google when I should be ovulating but we had sex all month after ovulation and now I’m 2 days late and took a clear blue 5 days sooner test and it says neg but yesterday had some slimy brown discharge and today there isn’t any at all I’m just so confused did I ovulate late n that was implantation bleeding or should I expect my

Period idk has anyone experience this and what was your outcome ??