knife in sleeve

The copywriting moved to "Knife Hidden in the Sleeve", which is a sequel.I didn't think about what to write, but it was probably the story of the Ninth Prince who found out that the person he liked was not dead, and was sent by his brother to be a secret guard.Content tags: Marquis of the court, reunion with grievances and grievances in the rivers and lakes, reunion in disguise┃ Search keywords: protagonist: Murong Lin, Yi Chen┃ Supporting role: Qin Xuan