AllMovie

A senseless act of murder by the leader of a prostitution ring causes the vengeful blind swordsman to lash out in this entry into the long-running Zatoichi series. In a violent attempt to force a young woman into prostitution, Zatoichi's old master is killed in cold blood. When Zatoichi learns of the tragic death, he sets out on a brutal quest of revenge that won't be satisfied until the man responsible has paid the ultimate price and the prostitute prisoners are finally freed.