Pregnant?

This is gonna be a long story so I'm gonna try and keep it as short as I can. Me and my boyfriend had unprotected sex over a month ago or about a month ago, so I took plan b. A few hours after, we had more unprotected sex. My period is now 5 days late. I know what i did was stupid and obviously I wasn't thinking so don't even start shaming me. Anyways, about 3 weeks after I took the plan b I started bleeding but very light. And now my discharge has been like this for the past few days. I'm so so scared I don't know what to do if I'm pregnant. I