I NEED HELP

i slept with my boyfriend about two days ago, i got off my period four days ago, he didn’t nut in me, plus i am on birth control. i went to use the bathroom just now, and it was fine then i went to wipe and it hurt a little but it hurt like in between my butt and my vagina. i looked and it was bleeding a little and it was at the end of my vagina idl and i really idk what’s wrong with me!!! is it normal??