Gongjakgaui Gajeonggyosa

For Jace Walter, his successful future was all but guaranteed. He had top marks, graduated first in his class, and was in the final stages of landing a very prestigious job when he decided to pick a fight with the wrong noble. Three years after losing everything he had so diligently worked towards, he finally gets a temporary position working as a tutor for a family member of the elusive Duke. He’ll do anything to keep this job, but the duke is so handsome it’s hard to focus…
(Source: Lezhin)
Note: chapter count includes three extras