Plot synopsis: Years ago, journalist Shen Leshui recorded the lives of workers at the Old La City Brewery. Now she returns to La City, picks up her camera again, and explores corners forgotten by time. Cao Jun, Tu Chunyan, Qian Yichuan, Cheng Youtian... These people, once the subjects of her lens, experience the rise and fall of fate in the torrent of time. Their stories are like riddles sealed by time. Moving between the past and the present, Shen Leshui uncovers these chapters of the past buried by time.