OPK help!

Amy • 👧🏽👼🏼👼🏼👼🏼👶🏽👼🏼

So I peaked on the 13th. I continued to track because I wanted to see the gradient as this is my first time using OPKs. I thought the line was supposed to continue fading but it’s darkening again. Does this mean I’m going to ovulate again?