After transmigrating into a fantasy world, he becomes the military strategist of the rebel army, helping the Demon King unify the continent and lay the foundation for a prosperous new era. All the stories have reached their end, and Seth wants to retire.
There are simply too many tasks every day—and more importantly, there’s a small problem with his body.
“Demon King, my lord, I want a vacation! If you don’t give me leave, I’m retiring!”
The cheerful Demon King just laughs as…


