全智賢
Jung-won, who is now working on renovating a psychiatrist's office, bumps into Jung Yeon (Jun Ji-hyun), a patient on her way out of a therapy session. She has been receiving treatment after her friend, Moon Jung-sook (Kim Yeo-jin), killed both of their children a year earlier. Yeon has been going to all of Jung-soon's trials and suffering. Another accident leads to Jung-won taking Yeon back to his apartment where she too sees the apparition of the dead children.