had sex with my Fiancee on 19/2/16. I am wearing condom.

but when i am ejaculated we recognized the condom was torn.

i think some of the semen is gone inside  vagina.

And then she take i pill within two hours.

 And her period date is on 7/3 

but they are not occurred yet(12/3/16)

is there any chance to for pregnancy?

And can you please help me to give direction to what to do next .