Faint Positive or Evap??

Hi!! Been ttc for 2 years now! Took 5000iu trigger 13 days ago!! Never gotten any line on these everrrr!! This time i got faint line 9dpt but a negative beta hcg (2.1) on 10 dpt! Today I got a vvvv faint line which turned darker as the test dried! Dont know what to make of it! Been having cramps totally unlike AF, which is due in 2 days! Help a sister out!!