I have a question pls help I'm scared

babe

So I supposed to ovulate today (according to the app couldn't track with test cuz i forgot) and i had s*x yesterday and the day before and today i have blood that is pink very light pink on my underwear and when I wiped i saw little too + stomach mild cramps really uncomfortable

What does that mean? Should be concern ?

It's the first time something like this happen to me