Help, bfp then bfn

Lucy💞 • 3 girls, 1 boy, an a zoo

This is last nights test at 9.30, the second line came up within seconds and is perfectly pink so definitely no evap

I took another this morning and it’s negative 😭

AF due today but no signs of the witch

First 2 pictures last nights test

The negative picture is from today (top one last nights, bottom 2 this mornings)