New Slave Investigator 8 Revenge Target

Secret Investigation Bureau, commonly known as SIB agents Yui and Kikuchi, enter the enemy territory, but the boss Kurokawa attacks back, and Kikuchi protects Yui and dies in death. Kaori, Kikuchi's fiance, blamed Yui and grudged him. "It's your fault. I'll take revenge." Kurokawa, who is planning to destroy the SIB, approaches Kaori. Kaori received an invitation from evil.