In the 4th year of Emperor Xianqing's reign in the Tang Dynasty, an indiscriminate serial murder case occurred in Bingzhou. The killer was the most wanted criminal in the imperial court, the female killer Ling Luo. Di Yunxuan was used as bait and got married as planned. However, Ling Luo did not appear again. Undercurrents are raging underground in the Tang Dynasty where Haiyanheqing has been restored. Maeda, the Japanese envoy to the Tang Dynasty, arrives. A Rashomon Gate leading to the past slowly opens, and the unknown secret... (PS: I wrote this novel based on the first-person confessions of the seven protagonists... Confessions don't sound very good, but they are just that kind of thing)
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