Hyoroku and Kiheiji turn out to both be in love with Oume, who nearly dies when Kouga attack the bath house. Kiheiji is killed in a bomb blast meant for Hanzo. Knowing its a kouga trap, Hanzo, Hyoroku and Daihachi head to Edo castle to stop the Kouga from blowing up the castle's weapons storage and putting the blame on the Iga. Hattori, Hanzo and Mitsubayashi, Kishirou have their final battle. Some time after the fight, Hyoroku and Oume are married.