I fucked without a condom and my period was ...

I went without a condom on days 3, 4, 5, 6, 11, and October 27, it was for my menstruation to come down on October 26th, only today, October 27th, she gave the guys a little signal, emas so far not only appears when I pass the toilet paper, what could be happening ... Help me !!!
Expert answer:

It can be pregnancy or some menstrual irregularity or change without major significance (very common), wait a few more days and if not really go down anything else do a pregnancy test.