Jyûbei's life is in danger! He crosses swords with the leader of his enemies, the nefarious Ashina Dôhaku. But Dôhaku invokes a mysterious ninja art and takes Jyûbei's sword from him! Defeated, Jyûbei finds himself held prisoner with the abducted women of Aizu Domain in the Snow Hell, the dungeon beneath Aizuwakamatsu Castle! What gruesome horrors await beneath the castle? What does destiny hold for Jyûbei?