Suddenly bleeding. Can u plz tell me?

I want to tell that i am facing some problem.. still now i am virgin but my when my boyfriend did fingering its bleed .. but the blood colour is black .. and still its bleed even after Two days.. its not periods.. because in my periods its heavy bleeds bt this black blood is is bleed in very less amount.. plz tell me .. i dont understand whts going on.. but i m very much confused.. plz help me.. just tell me that what is happening.. can u plz tell me?? I will thankful to you.. because i seriously need help.. if there is need to be consult doctor than i will.. but if possible tell me here .. because i have some money issues.. n i dont able to ask doctor in real life.. because its very embrassing.. so thats y i asked h with some hope.. hope u will understand and take me from this problem.. its happen frst time because its never happen before.. thats y i m little nervous n scared.. plz help me out plz.. there is only one hope and thats you.. plz help me Doctor..