Plot analysis of Song Huijing's fetish

Plot: In the inescapable fate, there is a fatal desire. Korean woman Suki's family is deeply influenced by Shamanism, and women from generation to generation will become wizards. In order to get rid of this directional fate, Suki married to the United States through the introduction of Korean-American Peter and tried to start a new life. In the process of adapting to a strange environment, Suki often goes to church with her Christian husband and meets a couple who live next door, John and Julie. The mysterious fate did not end with Suki's exile. During the contact, Suki became more and more envious of the life of the neighbor couple, and deliberately imitated Julie's gestures. Driven by desire, she began to destroy the peaceful and happy life of the American couple. ...