Centering on Umayadono-Oji (Prince Umayado) (Prince Shotoku) and SOGA no Emishi, the main character, Prince Umayado' s life from his boyhood until he became Sessho (regent) was described in this manga..
厩戸王子（聖徳太子）と蘇我毛人（蘇我蝦夷）を中心に、主人公である厩戸王子が少年時代を経て、摂政になるまでを描く。