After Emperor Wanli ended the Battle of Ningxia and the Battle of Korea, he wanted to send troops to regain Bozhou controlled by Yang Yinglong's Yang family. This was known as the Battle of Bozhou in history. After losing the first battle of the Battle of Bozhou, Emperor Wanli sent troops for a second expedition. Unexpectedly, the Tian family in Bozhou had long wanted to replace the Yang family. To this end, they planned a shocking conspiracy, codenamed "Chaming". Once successful, it would have an irreversible impact on the war situation. The orphan Yin Xiaotian who was deliberately released by the Tian family carries the secret of Bozhou city defense, which is the key to the implementation of this conspiracy. Therefore, surrounding Yin Xiaotian, the three forces of the imperial court, the Yang family, and the Tian family secretly competed before the war, and exciting spy and counter-espionage wars began...