last month me and boyfriend were messing around and a little semen might have gotten in me soo the next day less than 24 hours i took the plan b pill. i got my period as normal. the next month we had unprotected sex a week and a half after my period but only for 30 seconds and he did not ejaculate.a week before im supposed to get my period i had 2 days of cramps and ovulation like discharge im supposed to get my period today im wondering if plan b delayed my ovulation and is making my period late