What if Jack was obsessed with the little girl Kate? She was the only innocent soul. He wasn't able to collect her soul. What if she wasn't killed but turned into a collector as well. She was his to own. But she never listens. She fought him and when she did collect a soul, she sent them to heaven. She was pure and angelic. But when she is able to finally be free from Jack's grasp. He goes searching for his Angel.