In order to obtain finances for her father's medical expenditures, Hong-hwa participates in a clinical trial and gains the ability to visit and manipulate other people's dreams. One day, while checking around the dreams of her friend Ji-eun, Hong-hwa meets a serial murderer who possesses the same talent. As she tries to save her friend from a potentially fatal scenario, she seeks the assistance of a detective. But then, the killer offers her a deal.
In order to obtain finances for her father's medical expenditures, Hong-hwa participates in a clinical trial and gains the ability to visit and manipulate other people's dreams. One day, while checking around the dreams of her friend Ji-eun, Hong-hwa meets a serial murderer who possesses the same talent. As she tries to save her friend from a potentially fatal scenario, she seeks the assistance of a detective. But then, the killer offers her a deal.