A classic young-academic-becomes-obsessed story, The Devil of Nanking follows the story of Grey, who has spent most of her young adult life trying to track down the truth about what happened in Nanking during the second Sino-Japanese War. She finally locates a professor who can help her on her quest, but he wants something in return. Grey gives up hope of returning home in the near future and finds an apartment and a job as an Tokyo club hostess. Inevitably she ends up being drawn into a world she never imagined existed, and each dark twists takes her further into the path of danger.