I need help!

Brooklyn

Ok so my boyfriend and I just had sex and I am only a high school student and it was my first time. Well about 3 quarters of the way through he took off the condom and I didn’t think anything of it but he came in the condom and the put it back in me I have no idea what to do idk if I could possibly be pregnant or not there is no way I can tell my parents and I’m not on birth control please help!