I had sex with my boyfriend 2 weeks before I was suppose to get my period I tool plan b 10 hours AFTER the unprotected sex, he did not cum inside of me but I'm worried about the pre cum.. My period is due on the 27th  but I got my period 4 days earlier and it only lasted for 3 days.. the first day was pretty heavy but it kept stopping every once in a while, its the same smell from period... I dont know if I'm worrying too much.. I  have been  very stressed/ depressed lately.. someone please help! I dont want to be pregnant