A man driving down a hillside road suddenly realizes that his car’s brakes don't work. Traveling at a high speed, the car crashes into a toll station. The man dies but leaves a mysterious dying message: "Tanabata kyo.”



A mysterious Mahjong tile next to the body links this case to six other homicide cases in Tokyo, Kanagawa, Shizuoka, Nagasaki, and other places in Japan. Because of the Mahjong tiles left beside each victim, the police conclude that the same person or organization committed these large-scale murders. The police of prefectures across Japan unite to find the murderer..........