When the genius detective Lu Ming, who suffers from hyperamnesia, investigates the "case of the corpse in the suitcase," he finds that all the evidence points to the serial killer "The Collector" who was killed by himself eight years ago. He must find the truth about the murderer's "resurrection from the dead" in the desperate situation of being suspected by everyone as a madman and being suspended for investigation - otherwise, his daughter will become the next "collection".