Sex and don't remember it?

I drank last night. I am not a drinker, so even a sip is a big deal for me

So I drank, I'm not sure how much because I was just drinking straight from the bottle.

I was feeling completely fine. I was even up and active and cleaning.

Then my boyfriend came over a bit later, and my tipsiness grew worse.

I basically don't remember anything that happened once he got over, and I didnt even drink anymore.

I woke up in the middle of the night and didn't have any clothes on, so I put my shorts on and the first tshirt I touched and went to the bathroom and fell back asleep.

Once I woke up in the morning, I noticed I had a different shirt on and I found the shirt I was wearing under a pillow.

I asked my boyfriend if we had sex or if I just wanted to sleep naked, and he said that we did have sex and feels terrible that I don't remember.

I