Someone help me ??

So I took a pregnancy test on Monday and at first it said negative I guess I didn't wait for the 5 min and when I went to throw it away the other line came out it was a faded kinda then the next day started getting cramps went to the bathroom and saw brown thing then red now today Wednesday I'm only getting little red usually it takes up 4 or 5 day for my pd to end 😳😳 I took another pregnancy on Tuesday came out negative but like I said it take 4 to 5 days for my pd to end and I'm only getting little red