How Could Her Holiness the Saintess Be a Demon Army Officer?

The Church of the Saintess is the continent's highest, holiest, and mightiest power. It was founded in memory of the Saintess Savior, who rescued the continent from a crisis long ago. Following her will to save the world, the church raises its sword against all evil forces and strives to uphold justice.

Yet no one could have imagined that the Saintess Savior of those days would now be a senior executive in the Demon King's army, an enemy faction.

The Saintess Savior, now Lady Vainette, was slacking off in the Demon King's army. Sipping its fine red wine, she sighed, "Life is great when you're slacking off in the Demon King's army~"