A year ago, Bobo assisted the Japanese police in destroying the Kamikaze Organization, a mysterious organization in Japan at that time. But there are still residual forces that have not been eliminated, and they will take revenge on Bobo at any time. Bobo decided to go to Hawaii to escape, but received an invitation to the tenth anniversary party to be held by Yamada Office and returned to Japan. A murder occurred at the party. Yamada Ichiro was killed, and "JTR" was left in blood at the scene. Subsequently, murders occurred one after another. Who committed the evil deeds? When Bobo unveiled the mystery, everyone was stunned. The final showdown between Bobo and the murderer ended with Bobo winning. Bobo solved the case and restored his former peace.
Who is the murderer? What is the connection between the murderer and "JTR"? What kind of sparks will this showdown between light and darkness create?