Detective Nishi is relieved from a stakeout to visit his sick wife in hospital. He is informed that she is terminally ill, and is advised to take her home. During his visit, a suspect shoots one detective dead and leaves Nishi's partner, Horibe, paralyzed. Nishi leaves the police force to spend time with his wife at home, and must find a way to pay off his debts to the yakuza.

Lord Oda Nobunaga plans to control Japan where rival warlords battle by waging war against several clans. His vassal Araki Murashige stages a rebellion and promptly disappears.

Blind traveler Zatoichi is a master swordsman and a masseur with a fondness for gambling on dice games. When he arrives in a village torn apart by warring gangs, he sets out to protect the townspeople.