继曼谷、纽约之后,东京再出大案。唐人街神探唐仁(王宝强 饰)、秦风(刘昊然 饰)受侦探野田昊(妻夫木聪 饰)的邀请前往破案。“CRIMASTER世界侦探排行榜”中的侦探们闻讯后也齐聚东京,加入挑战,而排名第一Q的现身,让这个大案更加扑朔迷离,一场亚洲最强神探之间的较量即将爆笑展开……A major crime occurs in Tokyo when detectives Tang Ren and Qin Feng are invited to investigate the crime by Noda Hiroshi. A battle between the strongest detectives in Asia is about to break out with bursts of laughter.