PLEASE HELP ASAP , i was out 2 nights ago with my friend (NOT GF) But we kissed and all but then i fingered her then she give me a Blow Job but then i put my penis in my pants and fingered her again , so then we were planing to have sex tomorrow (yesterday) so i tried to stick it in her but i got like my war head in then took it back out and it slipped along the out side of her vagina but i cant remember if there was cum on it or not ,... And after she said she wiped herself  and a wee bit of blood came out and after that she said her belly was sore and last night and this morning it was sore ., she said her period was due at the end of the month but she missed it a few times before and this might be it coming early  ., Is she just on her peroid or is she pregnant ... PLEASE Help im only 15 and my mom is very ill and i need to now im really really worried :(