Psychiatrist Joon-sang is a well-known doctor. He is level-headed with his patients, but he's got a painful past. He'd witnessed his wife kill herself because she was raped. He'd suffered insomnia along with guilt and sadness until a beautiful girl Ji-soo comes along. She tells him every man who's loved her died and that someone was watching her. She seduces Joon-sang. A detective suspects Ji-soo to be involved with a recent murder case and asks Joon-sang for her medical records... Falling in love with something dangerous and the end of which is unknown!
as Sung Ji-soo
as Choi Joon-sang
as Kyeong-cheol (경철)
as Hye-ran (혜란)
as Detective Kim (김형사)
as So-won (소원)
as Dong-cheol (동철)
as Geon-woo (건우)
as Nurse Yoon (윤간호사)
as Young Ji-soo (어린지수)
as Young Kyeong-cheol (어린경철)
as Mid-point Ji-soo (중간지수)
as Mid-point Kyeong-cheol (중간경철)
as Mid-point Ji-hoon (중간지훈)
as Announcer (아나운서)
as Patient 1 - Special appearance (환자1)
as Patient 2 - Special appearance (환자2)
as Patient 3 - Special appearance (환자3)
as Patient 4 - Special appearance (환자4)
