Survivor Saori (Shiho) escapes from Slave Island and meets Nanaemi (Mako Oda), a junior boss of the Matsuo Clan working as a magazine reporter who despises the yakuza. The Matsuo Clan, which ruled over Slave Island, suddenly collapses after the death of its boss, Unokawa. As she investigates the truth behind his mysterious demise, a heartbreaking story unfolds, exposing the dark conspiracy and hidden truths lurking within this shadowy world.