A Ronin looking for an Honorable Death comes into contact with Beasts of Shadow; Yokai they seemed to be. Villages ransacked, yet no one eaten. Beasts of pure evil, destruction, to fall in battle to them would be the greatest honor. So on the Ronin marched into Death, inside a Cave that rather than descend into Darkness. Descended into Light. Now, the Swordsman stands in a World unseen.