Dream Interpretation Game but Deadly

[Breaking news: In the early hours of last night, three more people died mysteriously in this city. The cause of death was all cardiac paralysis. The police have found no signs of homicide yet...] Lin Yi looked at the phone screen and then at the key in his hand. The cell in the dream, the corpse in reality, and the key that came from nowhere... He realized that that dream might just be the beginning. Dream interpretation games that determine life and death follow one after another...