Today, I'm up to no good again! It was all part of my grand scheme to retire from the Heroine gig. So, why is the king still infatuated with me?!

The King of Darkness and his maid...? Anna River transmigrated to character in her favorite novel The Sacred Maiden and the King of Darkness. Will she stay a side character like she's supposed to, or will she take matters into her hands and save the infamous King of Darkness...?