she is a 15-year-old double postdoctoral student, Xia Xiyi, a talented girl with golden needling, like a rising star, bright and dazzling.Xia Xiyi put on her white coat, when both Premier Li Wenqing... black. "all right, I'll go and play by myself for a while."Twenty minutes later, Little Pippi, sitting in the living room, heard footsteps. He looked back and said, "Grandpa."Lu Sijun came down. Toda...