i have some Question, we have unprotected sex with my partner 12&13 may, but i didnt cum inside her, we test urine pregnancy test it was negative we have test again on 2week still she was negative in between have sex again but she take ipills within 42hrs, and her period usually started from 20 on the other month but her period was delay have bleeding(period) on 30may, at first it was brown like fluid discharge first and followed by a bleeding on 1june the bleeding is so light... and she have some problem she feel pain (some time painful) during her urine, and she also have mood swing,cramps and rise body temperature little higher than normal she feel...... what could it mean? is that the sign of implantation or pregnant??