Episode 4: DIAMOND "S"
Director: Kenji Suzuki
Writer: Ai Ota
In the town, an incident occured where people were suddenly being turned into mummies one after the other. Jin and K join with "UNDERCOVER AGENT S", for whom undercover investigations is a speciality, and immediately begin their invesitgation. All the victims who died unnaturally had recently been buying a popular Chemi-Medic (functional chemical) called "Shiner 05" from the street. The president of the company developing these goods, Tazaki, is concealing a black box, but what are it's true colours...!?