film describes the : to Stuart empty challenge , the murder occurred one after another , and almanac , Xiaoyu was seriously a giant poison . Stuart empty murder hides a terrible secret . According to the guidelines of the almanac , Stuart empty can be considered to know the real murderer was murdered late emperor . Auxiliary National General Fei degree because the evidence, ( confidential letter ) has been a Daughter of the disaster . Li Xiaowei 's mother was abducted by coercion . Various people trying to make itself , and want to get confidential letters . The original was the murderer has become disastrous , corrupt officials , in order to save people veering , the man born for the fate of the nation must be the the Zhongxiao moral , their love to make a choice ...