This drama is about a lawyer, Park Tae Suk who finds out that he has Alzheimer’s and puts his life on the line to fight one last case. The drama depicts his vigorous efforts trying to protect the precious value of the life and family love, while his memory starts fading away.

A re-imagining of the legendary tale of the troubled father-son relationship between King Yeongjo and his only son Prince Sado. While his father insists on a strong and centralized government, Crown Prince Sado promotes social justice and equality throughout the kingdom. Throughout eight fateful years, the strain on their relationship — both familial and political — eventually evolves into a total breakdown, ending with one of the most tragic stories in Joseon history.