The army of thousands of steppe nomads is approaching the borders of the ancient Wa Empire ever closer - but there is no peace in the Empire itself. Because the cruel usurper Akantsu, who overthrew the legitimate dynasty of Emperor Wa from the throne, fears and hates Prince Shonto, who united the old aristocracy around himself , - and dreams of getting rid of a possible contender for the throne at any cost. And the only one who can and must save the country from destruction and avert a fatal blow from Shonto is a young monk who is fluent in the secret martial arts of a distant mountain monastery...