1580.NinjaKotarogetskilledbytheevilHattoriHanzoafterhediscoversthatthelocalshogunandhissonaren'trelated.It'suptoKotaro'snubileandinnocentvirginaldaughterKaedetoexactrevengeonHanzoforbumpingoffherdad.Kaedelearnsvariouslethalsexualmartialartstechniquesinordertoaccomplishthisparticulargoal