Musashi and Kojiro are out to obtain the Kitetsu Blades they'll need to fight oni, but a mysterious ritual involving the mystical swords might prove to be an unexpected hurdle.
And that's because obtaining a 
Kitetsu Blade that can slay oni
وهذا لأنّ الحصول على سيف كيتيتسو في إمكانه قتل الأوني
Après tout,
un sabre capable de tuer des oni
Visto che avere una lama Kitetsu 
ti permette di uccidere gli oni,
Afinal, obter uma Lâmina Kitetsu,
com a qual se caça onis,