Help me please

Guys in really really scared. I'm on the pill I take it everyday at the same time never missed a pill this is my second month on the pill and 2 days ago I had sex for the first time neither of us finished we only did it for about 15 mins bevause we were scared to get caught. We didn't use a condom. Could I get pregnant ? I'm only 14 I know it's bad and I shouldn't be thinking about this but I'm commited to him. Help me please