Kongo uses a false message from Sadanobu to trick Shintarō into sending Tonbei back to Edo. On the way Kurozumi master ninja Dōjin captures him and uses him as bait to lure Shintarō to the Devil Mask House with all its traps. However, Fujibayashi Kaichi, an Iga ninja who accompanies him and who has fallen into a pit of spears is able to warn him in time so he doesn't suffer the same fate.
