Real-life figure Miyamoto Musashi was the most celebrated samurai of all time. The quintessential warrior-philosopher, Musashi authored A Book of Five Rings, a classic treatise in the canon of world philosophy and military strategy. But the path to enlightenment is an endless journey, and to get there through violent means--by way of the sword--makes mere survival an even greater challenge.

Musashi endeavors to take on sword master Yagyū Sekishūsai, a man recognized by many to be the greatest swordsman of his time. But with Sekishūsai far past his prime, does Musashi truly believe that killing a seemingly helpless old man in his sleep will take him further along the path?