me and my boyfriend have been having unprotected sex since the 5th of February and he didn't pull out i am not on birth control two week after we first had unprotected sex i started to spot pinkish stuff but only when i wiped my boobs feel really tender and my period was due on Feb.23 but on the 26 i started bleeding brown stuff and bleeding every little what does this mean?? i am am very confused? please help tell me what i should do??