I Can't Refuse S Vol. 5

Mikus dreams of becoming a well-paid mistress are finally materialising! Her education under the hands of Hakuouins sadistic butler has concluded and Mikus debut as an official mistress is upon her. With one last lecture, her stern butler teacher Kamishiro vanishes from her life. Despite her graduation, Miku cant help but continue to crave the steady hands and steely words of her teacher... What kind of mistress craves the butler?!