"i had unprotected sex while ovulating and he did cum inside me. i took plan b 1 hr later. i was freaking out but i bled 4 days after for about 4 days lightly and then my period came 2 weeks early n was very heavy with bad cramps but got my period and not pregnant the pill worked. all the worrying and  thinking for sure that  i was pregnant and i wasn&#039;t the pill did its job."