Even if she has her last breath left, she still has to hold on and crawl to the other person's side, hold hands, lie quietly, watch, and smile. There is lightness and unchanging determination in that smile. Even if she dies at this moment, she has no regrets. Looking back on this life, she has no regrets. In fact, if you think about it carefully, they have never been separated. Ever since they helped him kill the dog when they were young...
Concept: A story about redemption.