Her period came on the 5th of November and we had unprotected sex on the 10th of November.she took postinor 2 immediately after the sex and the second pill 12 hours later. We had unprotected sex again on the 1st of December. She was suppose to get her period on the 2nd of December. And today is 5th. Her period is still not in. We took a pregnancy test yesterday and it was negative. What should we do now?