Abstract: Parasite, a satirical realist film directed by Korean director Bong Jun-ho to show the life of the urban poor in South Korea, reflects the distortion and degradation of human nature, reveals the class differences in South Korea by means of metaphor, and creates the aesthetic effect of defamiliarization by using reversal techniques. Its ideological content is unique and its artistic style unparalleled. The new and different ideas and artistic production have made this film, winning it the Best Picture at the 72nd Cannes Film Festival and the Best Picture at the 92nd Academy Awards.

Key words: Bong Jun-ho, Parasite, reality mapping, degeneration of human nature, metaphor, reversal technique