I had unprotected sex with my girlfriend in November 5 and she take unwanted 72 immediately and after 7 days she had a periods and in November 30 she had a again periods and in December 24 her periods was not normal and in December she had a blood test and the result show that she was non pregnant and in January she had a pregnancy test and the result show negative and in January she had a normal periods but in February her periods is coming. 4 days left. Before coming her periods she had a abdominal pain. But now she had no pain. She feels that normal. She was worried. Will her periods come?