The stage of this special episode is Edo Castle more than 20 years after Yoshimune's reign. In the original series, the young shogun Yoshimune also faces the issue of succession on his 60th birthday. The world view and charm of the series are retained in the play, and Yoshimune, who is wavering on the issue of succession, the appearance of the people in Edo Castle, and the difficult events of the conspiracy vortex in the castle town will be portrayed with the addition of new characters and the times.