Following Bangkok and New York, Tokyo has another major case. Chinatown detectives Tang Ren (played by Wang Baoqiang) and Qin Feng (played by Liu Haoran) are invited by detective Noda Hao (played by Satoshi Tsumabuki) to solve the case. Upon hearing the news, detectives from the "CRIMASTER World Detective Ranking" also gathered in Tokyo to join the challenge. The appearance of Q, who ranks first, makes this major case even more confusing. A hilarious contest between the strongest detectives in Asia is about to unfold...