A pregnant woman and later new mother who becomes increasingly paranoid about her husband's violent sleepwalking episodes. She suspects supernatural possession, consults a shaman, kidnaps her neighbor Min-jung, and threatens her with a drill to force the ghost out of her husband.
Soo-jin views the deceased neighbor's father as the source of her family's torment.
Soo-jin hires spiritual guidance after medical treatment fails to satisfy her fears.
Soo-jin seeks medical diagnosis and treatment for her husband's condition.
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