Sex detective Kari and her assistant Nana have been keeping the peace in Shinbashi based on their Chinese oil aesthetic salon. When a mysterious case of women disappearing one after another occurs in the city.
Takeshi runs a coastal Italian restaurant when Kazuyoshi returns home from Italy. The two are reunited for the first time in 7 years but their once intense relationship is soured by Takeshi's oddly distant attitude.
Go Company, which has an office in Shimbashi, is a secret agency that protects the peace of Shimbashi against the international criminal organization ADAM.
