In 1612, a master swordsman named Takesanshi was caught in a storm at sea and washed ashore in France under the rule of Louis XIII. There he met a young man named d'Artagnan who admired the Three Musketeers and dreamed of joining the Musketeers. Takesanshi, who has become d'Artagnan's rival, tries to join the Musketeers himself.