Faint line - am I seeing things?

Hi all,

I think my period is 4 days late, although I can’t be 100% sure as I didn’t log it accuracy last time round. I’ve taken 3 different pregnancy tests.. one didn’t show anything at all, another showed a line but I believe it to be an evap line as it appeared after the given time and then this one...

Am I seeing things? What do you guys think?