Kim was last seen in Madison, Wisconsin at 1:15 p.m. on July 15, 1993, when his driving instructor dropped him off at his apartment. He has never been heard from again. He left all his belongings, including his identification, behind at his home. Kim was a junior at the University of Wisconsin at the time of his disappearance, studying history. He is described as a quiet person. Few details are available in his case.