Death occurred in a fall at a five-star hotel.
The police found ropes and some tools above where the deceased fell, and also found some eavesdropping and miniature filming equipment on the man. Police suspect that the deceased seemed to have fallen from a building while installing or retrieving eavesdropping and filming equipment.
Based on the contents of the filming and eavesdropping equipment, the police determined that the person who fell to death was a private detective who may have been entrusted to investigate those people under surveillance. The police concluded that the deceased probably fell to his death after discovering something. The scene of the fall and death at the scene was faked. It was initially judged that he was pushed from the building and fell to his death.
After carefully checking the information in these devices, the police identified several people and quickly launched an investigation.
The mystery of a serial murder case was slowly unveiled...
Concept: Mutated emotions in material society