On the verge of his death, Shingen Takeda, apprehensive of the future of his clan, leaves a condition in his last will and testament that his demise be guarded a secret for three years.
The key vassals of the Takeda clan make use of Shingen’s double to comply with his last words.
This is a tragic-comedy depicting the hardships of Shingen’s top aides in their desperate battle for the survival of the Takeda clan and the strange life of a man destined to act as a shadow figure of the great Shingen.