YACHAHWAYEONGI

During the Joseon Dynasty, there was a king so cruel he couldn't be described in words. People called him ‘King Yacha’ because he was a man-eating devil.

Lee Shin, who ascended to the throne and reigned as the king of Joseon, had a reputation for cruelty. When there was a shortage of eunuchs who wanted to serve him, the court offered high wages and even accepted men who were not eunuchs.

Sung-han applies to be a eunuch in order to pay for medicine for his sick mother, and enters the palace. He catches the eye of Lee Shin, and must serve him at night...

(Source: Lezhin, translated)