The turning point of the story happened when he was eighteen years old. An "uncle in military uniform" said, "How about you come with me and have a look?" So Leke came to a strange city and started another life journey with a group of strangers. He originally thought that the best ending was to silently lower his sense of existence and stay in the Lu family, but Gu Nancheng pulled Leke out of the cold winter, but who can say that Leke is not the sunshine in Gu Nancheng's life?