"Mom, I went to the back mountain today and heard Uncle Sun say that there is a kind of grass on the top of Jizhong, called Pili. It blooms once every ten years, and the flower heart can cure heartache." Mother's hand shook suddenly, and the empty bowl almost slipped. She grabbed Lin Yu's wrist, and her nails almost dug into his flesh: "Don't go! Where is the tomb? Alien beasts are rampant and poisonous diseases are everywhere. If you go there... How can you live as a mother?"