Karasuke Morokoshi

Tact was fired from a major guild where he had worked for 10 years by an executive. Tact's life is in the bottomless pit: he has no job, no girlfriend, and no skills that are not up to snuff. Along the way, he meets Noel, a demoness. Tact does as he is told and heads for her castle. He learns the secret of his skills and is even asked to marry her. He also gets into a good mood with his former colleague, Yuki...?