Okaeri Kudasai Yuushasama!

To be the demon king would sound like a glorious privilege. The status of royalty, a castle full of riches, and scores of minions at the ready sounds like great living doesn't it? All's well that sounds well, but for the current demon king, his status brings him nothing but torment. Time and time again, a "valiant" hero will invade his home, defeat his lackeys, beat him up, and then proceed to loot his belongings—a cycle that knows no end! One day, when yet another hero appears in his castle, the demon king finally snaps and prepares to dole out merciless revenge on this new intruder. However, this hero may be a little different from the rest...