Kwang Chol Joy was a California man who became infatuated with 37-year-old Maribel Ramos, an Army veteran and college student who had taken him in as a roommate in her Orange County apartment. Over time, his obsession with her deepened, but she rejected his romantic advances and eventually asked him to move out. In May 2013, shortly after a heated argument about rent, Maribel disappeared. Weeks later, her remains were discovered in a remote canyon