On getting sick of your writing

As authors, we go through a roller coaster of emotions when it comes to our own writing. We love the concept, but hate this scene we can't get quite right. We adore our main character, but hate that the villain seems to one-sided. We call in and out of love with many aspects of our stories.

I'm at this stage with The Unanswerable where I am sick of it. I wrote it two years ago, rewrote it