In feudal Japan, Hyouta used to be a traveling acrobat. He meets Ushiwakamaru, an ill boy of royalty who is being held captive by the lord of that land. As they look exactly alike, Hyouta agrees to swap places, but when Ushiwakamaru dies of his illness, Hyouta agrees to carry on his dream and stay in his position.

Years later, Hyouta h...