Don’t know which topic to post this. But help me please.

So I took my birth control for the first 8 days then discovered I was taking it wrong and got off of it. Not to mention I was bleeding a lot. Which I thought it was abnormal. What are my chances of being pregnant and having unprotected sex during the time of my light flow periods and somewhat unprotected sex before the period?

UPDATE: I’m pretty sure the guy cum in me. He claims I should be find and told me I wouldn’t need a backup because I’m on birth control and I’m on my period. 😞🤦🏻‍♀️ not in starting to be a little scared. Also this is day three and my period is still a no show. It’s either the pill irregular period or....