You have to write the story that's at the front of your head. There is no point in trying to write for the market; it won't ring true.
My characters make incomprehensible decisions until you stand in their shoes. Then it makes more sense. Life is very rarely black and white, and most people are trying to do their best. I try not to judge.
Try to write at least 500 words a day. You may ditch 499 of them tomorrow, but you will still be moving forward.