Joseon Dynasty 1395

Yeonjun is the youngest prince of the Joseon Dynasty. The dynasty is progressing well, the country's economy is improving, and people are discovering the world of astrology, geometry, and writing. At the same time, a disease is spreading throughout the city...

Yeonjun has fallen seriously ill, unable to actively participate in social affairs, and is forced to rest in his quarters. In the meantime, a young, low-class doctor is hired for him. In addition to treatment, the young doctor is involved in art and tries to bring Yeonjun to his senses so that the kingdom can continue to flourish.

But the young doctor doesn’t know Yeonjun’s complex character.