so here is d story...i was dry humping wid my bf few days bck wid clothes on..he had pre cum on his short pants, i dnt knw whether i got it on my clothes 2...n i got my periods 2 days early den my usual date n i got bad pain in my stomatch throughout my periods n a bit heavy bleedind den usually i get which was abnormal to me...wat is it all about pls help...:(