A group of female investigators, who were investigating the heinous crime syndicate 'Kurozu', which traffics humans for organ trafficking and prostitution organizations mainly in Southeast Asia, were disappearing one after another as if they were being sucked into the darkness. Amamiya (Kimioka), a senior administrator, joined the investigation of the missing investigators case, unaware of the trap, and met a suspicious man who called with a tip... Amamiya, who fell into the trap, would be dragged into the abyss by the shackles of hell...