Ok so i have a problem. I had sex with this guy on aug 25 around midniight. In the begining he did not use protection but later i made gim put one one. Then aug 26 or 27 i got my period which usually always comes at the end of the month so it was on time. Sept 3. my bf came home from being away and we had sex on a daily basis. Around the end of the month in sept i didnt get my period and i am now 13 weeks pregnantt and 2 days. Whio is the father.?? Please help