 Mulder interviews Jason, who explains Menand threatened to go public with a claim that Jason had falsified data on a research paper.The old man kills Dr. Yonechi (Hiro Kanagawa), a Japanese researcher, by pricking him with a metallic stylus, introducing an unknown chemical into his body.The agents approach Nichols' girlfriend and colleague, Lisa Ianelli (Susan Lee Hoffman), who recognizes the chemical compound as a rapid freezing agent that Jason had been engineering for years.