At the end of an exhausting day, I was transmigrated into the fantasy novel Dark Header along with a sudden pain!

But of all people… I became the good-for-nothing Seventh Prince, destined to be miserably executed three years later?!”

From now on, there’s only one goal: lie low until the original protagonist appears, then quietly escape the empire.

However, the original story’s incidents begin unfolding earlier than expected, and a covert ‘cleanup operation’ begins as he moves between the imperial palace and the back alleys.