Snow Covered Cold River

He found a letter from his father's belongings, which contained only eight words: "The jackdaw crossed the river, the knife was broken, and the past was forgotten." He didn't understand what "the knife was broken, and the knife sank in the river" meant, so he embarked on a journey to find the knife. He met Tao Chenzhou, Jiang Henian, Lu Nianbai and the tea laird in the tea shed at Jackdaw Ferry. In a day of wind and snow, he gradually pieced together his father's complete life.