Watch Sleepwalker

Yi, a young recently divorced woman, gradually begins to suspect that her disturbing nightmares may be more than just dreams after a dream of digging up the body of a girl in a forest ends in her waking up with inexplicably muddy hands and shoes. When her ex-husband is mysteriously murdered, Yi comes under police scrutiny as a leading suspect, even though her deteriorating subconscious state may be the real culprit.