again

ally • my bf is ugly
i already posted about this but i'm so scared heLP 
2 weeks ago i took a plan b 
plan b didn't mess up my cycle before but idk.
4 days ago i got my birth control arm implant , that was also the day i was supposed to get my period.
my period still hasn't come ...
he's been pulling out all this time but still like idk i should still have my period right ??? at least this one. ?? what do y'all think