 His lectures to the emperor on what it means to be a ruler tend to be both gentle and scathing.Unknown to Ryūki, Ki Ou is a survivor of a purge ordered by Emperor Senka to eliminate all blood related descendants of Saiunkoku's first emperor, Gen Sō, and has also taken in other survivors of the purge.As a result, he is a candidate for the throne and wants to dispose Ryūki for a more capable ruler.