I had unprotected sex the next day I started having abdominal pains I was pretty sure I start my period but I didn t i also started to gain a belly bump and I use a period tracker to track my period and this months I started 9 days before my expected period which was usually plus I experience minor main I bleed light than heavy then light my period usually last 5 day I bleed for 4 days and around the 4 day the bleeding slows down and I starts to turn brownish then I stops and I start to have my discharge but the next day I starting bleeding light blood which turn to brown I don t know if I could be pregnant or??