Period due on saturday!

Brenda
So I am very regular if my period is expected on Saturday I go to bed with a las on Friday and I. The morning there it is this past month June I had sex my 3 peak days and I am really praying this is my month I had mild cramping yesterday and the weirdest thing just happened to me I want to use the bathroom and I had this thick white/clear discharge..... What does that mean???!!!!!