Help me please

Angelica • Married❤️have a boy 💙 my daughter is my angel 👼👼 TTC baby #3

Hello lady’s so I had some bleeding Thursday morning was wondering if that look like implantation bleeding today I was supposed to start my period but never did 🤞 and the Thursday night I got a light positive line but took one this afternoon and it didn’t show my second like I went to the doctor today to do some blood work what do u guys think I’m I to early ? App said I will be 4 weeks please help