BURNING tells the story of three individuals and a mysterious incident they experience. Jongsu bumps into an old friend, Haemi, on a part-time delivery job. Haemi asks Jongsu to take care of her cat while she leaves on a trip to Africa. When she returns, Haemi introduces Jongsu to Ben, a man she met in Africa. One day, Ben and Haemi pay Jongsu a visit, and Ben reveals his secret interests to Jongsu.