Fushimi Kyosuke is a former detective from Kanagawa Prefectural Police First Division who currently works as a special agent of KSBC (Kanagawa Prefectural Police Investigation and Analysis Centre). He uses his genius brain and knowledge of past crimes to solve difficult cases. He also make use KSBC's latest investigation ability to find the serial killer who murdered his lover.

• Yukiko Manabe
• Masaaki Sakai

• Zeebra
• Nao Matsushita
• Kazuya Kamenashi