OPK i am so confused Please Help!!

Ashley • Expecting my first Rainbow miracle ❤️🌈Two babies in heaven👶🏽👶🏽•Wife💍•NY🗽

So I clearly got a really dark positive on May 2nd and now its dark and positive again. I am so confused why is that isn’t suppose to be getting lighter by now i should be 1DPO😫(and pls disregard the cycle days)