Help need

Leanne • 23 engaged to the best man we`ve been trying for a while I want a baby so bad.
Glow says I've been ovulating for the last couples day but ever time I take opk is one line and a very faint line. :(. We have bd for the last two nights and we will bd later tonight. Im 22% chance tonight and af is due the 28or the 1st. This is the first month ttc praying.