Pms or pregnancy symptoms?

I had unprotected sex on june 2nd he came inside of me just a little bit it was one day before my fertile window started I've been having like some kind of pressure in my pelvic area and upper abdominal pain started today, bloated stomach as well.. I'm one week before my period according to <a href="https://play.google.com/store/apps/details?id=com.glow.android">glow app</a>. My period is irregular every month it comes on a different date.. Any concerns in what it could be or any advices? Thank you an advance 🤗