So Im A Virgin And I Kinda Went On The

So im a virgin and i kinda went on the next level with my bf..he didnt penetrate..but his penis did touch my vagina.he kept trying to put it in but it hurt too much..im scared cuz i have blood and my panties ate stained with black stuff ..whats happening..can i be pregnant? And also he kepts going back n forth touching anus and vagina..can i get infected? What should i do?