Implantation bleeding? TMI PIC!!!!!

I'm 8 days late for AF.... I took about 5 tests but haven't done a test for 3 days now cause I hate seeing that! Bfn.... I've the the most sorest boob's, tired admins getting on/off sharp cramping... Waiting for my doctor to call me... But just noticed that I have a orange/brown discharge on my panty liner. No Smell or itching.... Could it be late implantation?