14 need some motherly advice

Ok so I'm 14 and I'm really worried about what is going to happen to me. So I got my period two years ago and it's regular now. I didn't notice it till last week but I missed my last period. So I left school just before lunch with my best friend, we went to Walmart and I bought two "clear blue" Pregnancy tests. Then I took both of them and put them straight into my bag. We ate lunch and then went back the the bathroom and checked them. They both had dark positive signs. Then I got really confused because I'm a virgin and this isn't possible. So then after school we went back and got two more I took them and they came back positive. I don't know what to do. There is no way that four would come back false. I'm very scared and I don't know what to do. Any advice will help. Thank you.

Update: I'm sorry if that all was confusing. As far as I know I'm still a virgin but I have done some things woken up in weird places. I'm a teenager I get drunk with my older friends. I do stupid things. I don't know how to tell my mom though.

Update 2: the part that I'm actually scared about is that i remember waking up at my older guy friends house after a party and I felt a little weird and off. I thought that it could have just been the alcohol but I hasn't ever made me feel that way before. The last thing I remember from that night was dancing with him and my other friends and my friends that have a bf/gf were doing body shots. I WAS NOT DOING BODY SHOTS JUST MY FRIENDS WHERE Then I blacked out and woke up the next morning at his house (not where the party was) hungover and my clothes moved, not off of my but like they were pulled sideways.

IF ANYONE HAS QUESTIONS JUST ASK INSTEAD OF MAKING ASSUMPTIONS

PLEASE DON'T SAY I DESERVE THIS BECAUSE NO ONE DESERVES TO BE RAPED!

And if you are wanting to direct message me on here just let me know because I don't know how to accept the requests.