Only Escape is the Way to Live

I woke up and found myself possessing the body of an emperor in a BL novel. I know it's that 19+ rated book I read last night where they were stripping and talking from the first chapter, but I don't remember the plot. The only thing I know for sure is this! The Northern Grand Duke becomes the emperor through a rebellion, and that guy is the Northern Grand Duke? So, am I the emperor who dies at the hands of the Northern Grand Duke? I can't die like this! The only way to survive is to hand over the throne to that crazy Northern Grand Duke and run away. But why does the Northern Grand Duke's gaze towards me seem so unusual? ***EXCERPT*** "I was going to lock you up as an idiot if you were a...