Video — 1 videodisc (approximately 107 min.) : sound, color ; 4 3/4 in. + 2 sheets Sound: digital; optical; surround. Video: NTSC. Digital: video file; region 3.DVD video.
In 1983, Ji-Hwan (Cho Jung-Seok) is a music teacher and he is soon to wed his girlfriend Yoon-Jung (Lim Soo-Jung). Yoon-Jung becomes involved in a case and Ji-Hwan attempts to protect her. In 2015, Detective Gun-Woo (Lee Jin-Wook) and Ji-Hwan happen to see their daily lives through their dreams. Gun-Woo learns about a case that took place in the past from Ji-Hwan. Gun-Woo also meets So-Eun (Lim Soo-Jung) and, together, they go after the case that took place in the past.