Can some help

We been ttc couple months fought i was implantation bleeding but i dont think so now

1st day light pink when wipe

2nd day same light pink when wipe

3rd day same light pink when wipe

4th day light pink and den night gotten dark pink wipe

5th day today starting see small clots dark red when wipe

I never had this. My af ment start next week. My af usually constantly heavy for for 5days straight.

I am feeling cramps on left at the moment.

Dunno whats going on :(