My boyfriend & I had unprotected sex on Jan 30, a day after we had sex I had a smell coming from down there,the smell seems to not be going away after I wash. I've been having cramps in my lower stomach and today when i woke up to go pee and there was blood when i wiped. i am spotting? my period don't start until Feb 14. MY last period was Jan 1-5 then i had one again on Jan 19-23