Confused 😦😣

Kaden 👦💙 2017. ttc #2
I got a vvfl last month i could swear it was there then i got something that does look like af at 3days late. Lasted only 3-4days. And i am late 6days now. My husband is out of the country so no bd. I am so confused took a test this morning and negative. Don't know what to think my sister is been telling me some woman do bleed the first or even 2nd month and still remain prego. Did that happen to anyone u know.