Am I seeing things?

I've never posted on here before but I need advice/opinions. Today af was due and I've been really crampy and keep feeling like I'm going to start but so far nothing. I took a test this afternoon and I think there was a faint ( very faint) line but dunno if I am seeing things ( and the line showed up in the first 3 mins)  I'm planning on taking another test in the morning but I thought I would ask