M 21 years old on 16.2. 16 I got my periods. My fiance fingered me n left sum sperm on my plenty on 23.2. 16 I took i-pill on same tym n get mensuration on 2-3-16 which ended on 9-3-16 I got cramps on 16-3-16 as I was expecting my periods but it not came. Till today it's 17-4-16. On 16-3-16 when my periods missed for first tym I took an pregnancy test which results negative. Also getting cramps in lower abdomen n expecting period on 16 but it's not came. Wat to do. I want to knw when it's going to cum. I dnt usually get periods on tym.