Katrina sits in front of the gravestone and talks to her dead father. After a long time, she glances at her watch and stands up. “Dad, take care. I’ll visit again soon.” After leaving her father's grave, Katrina goes to the old caretaker to say goodbye. The caretaker will soon retire and go back to his hometown. Today could be the last day that they see each other. For the first time, Katrina sees the old caretaker talking to another man by the cabin. The man has his back to her, obscuring his face from Katrina. People seldom go to the cemetery. Family members usually visit their deceased relatives during commemorative holidays. Whenever Katrina visits the cemetery, she rarely meets someone else. Most times, she only sees the old man sitting silently on his own. It’s very strange to