Help lol

Gissel • Life will out ~
So I been having sex with my boyfriend over 3 or 4 months already without protection ... I started my prd like 15 days late ... And I'm trying not to be pregnant without any protection since we decided not to take care of each other . So y'all think I'm fine and won't get prego until later ???? I mean I should of already don't y'all think ????