The 40th NHK Taiga Drama is Hojo Tokimune. It tells the dramatic and turbulent life of young shikken Hojo Tokimune, and his successful defense of Japan from invasion by Mongolia in the 1200's. It is a tragic story of betrayal and clan wars and Hojo Tokimune is at the center of it all. The main focus of the story is Hojo Tokiyori's older sons, their relationship, and their views and actions concerning Kublai Khan's attempted invasion. The two brothers, Tokimune and Tokisuke, are torn apart by politics.