Plz Help Me Against Ex Boy Friend Harasement

mera ex boy friend mjhe badnam kar raha hai usne meri lyf me bhot tnsn creat kardi hai wo mjhe badnam kar raha hai ke mene uske sath physical relation banaya hai plz meri help kiye me uske against kuch action lena chahati hu jisse me apni izzat bacaha saku meri madad kiye