Mother nature mystery!!!

Ja

So ladies i know i have an abnormal menstrual

My fiance and i were virgins before we started dating and have only been with each other

My period was supposed to be here on jan 31st its now feb 3rd

I got voilently sick on friday and been sick ever since?

Could i be pregnant with a precum baby? Cause he pulls out everytimenwe have sex?

Helllp