Ok so on may 30 my bf n i had sex n the condom broke and it was on my ovulation day and also my baby had jused turned 2,months that day i took plan b the next morning i got my period the next month on expected time but it was very light n dark brown was this my regular period or could this be implantation bleeding i hope not cuz my baby is just 3,months and am not ready for another 1,right now can someone plz help am freaking out what should i do?