Through the rise of a new drug called “Rouge and Noir,” illicit drug dealings have started to spread and contaminate the harbors of the city.
In the department of public welfare and narcotic drug control, you, a newcomer to the department, are assigned to control the problem alongside 真壁亮 (Makabe Ryo), who belongs to the special criminal investigation division as well.
After contacting the drug syndicate in charge of illegally distributing “rouge and noir,” you are able to obtain a sample of the drug.
In accordance with the mission, you and Ryo become partners, and feign the appearance of a couple in order to begin this dangerous sting operation, but…