Help me please

Hi everybody, i have previously posted here about how i was scared even if my boyfriend and i didnt have sex. We rubbed genitals and his precum got on my inner thighs near my V on sept 21. I took a test oct 10 it was negative and my period was supposed to arrive yesterday.

On the 13 of october i had brown discharge like this

Then on the 14 i had these

And its sticky and brown and stretchy. I am so scared please help me i feel so alone. I took a test yesterday too, it was negative.

Help why isn’t blood coming out, what is that i am so scared i am so scared