So confused

Cel V • 04/10 👧🏽 11/13 👧🏽 04/16👧🏽 08/21 👧🏽/ 🧒🏽🌈 TBD 07/20🌈 👼

Anyone else dealing with this? Faint positives but nothing dark. Im going crazy. How am I fertile if I didnt even have a period? I didn’t know that was a thing