In 1766, Kang Su-hang, a painter and senior member of Dohwaseo, the Academy of Painting, was found killed after being secretly commissioned by the son of the crown prince who would later become King Jeongjo (1752-1800, the 22nd King of the Joseon Dynasty).
În 1766, Kang Su-hang, un pictor si membru senior al Dohwaseo, Academia de Pictură, a fost gasit ucis după ce a pictat in secret portretul printului mostenitor, care va deveni mai târziu Regele Jeongjo (1752-1800, al 22-lea rege al Dinastiei Joseon).