Set in the Joseon era, an exhilarating legal revenge of a lawyer who avenges the death of his parents by trial begins.
Born between a Sorrikkun (a traditional musician) father and a Gokbi (a dirge singer) mother, Dong-hyuk follows their legacy and lives out his life teaching Gukak (Korean traditional music) at a university. Then one day, as Dong-hyuk's wife Yeonhee becomes stricken with Alzheimer's disease, Dong-hyuk 's successful life gets hard.
Su-jin who tries to pursue a perfect life as a successful lawyer, single mother and daughter, plans to send her daughter Gina to study abroad in the United States, where her ex-husband lives. When Su-jin gets busier with work, Su-jin's dad, In-woo moves in to help Su-jin take care of Gina. The three live together for some time, until one day, Su-jin gets into a car accident and receives an unexpected diagnosis.