Once renowned for its martial arts prowess, Hakuo Gakuin faces a decline as its top students are enticed by rival school Seishikan. To combat this, Hakuo's acting principal, Hojo Himeko, dispatches Yagyu Ranko to seek aid from the legendary Fuma ninja clan at Fuma Village. The Fuma leader sends Kojiro to Hakuo, where he clashes with the formidable Yasha clan allied with Seishikan's Asuka Musashi. As Kojiro's allies join the fray, a centuries-old ninja conflict between the two clans reignites in a spectacular showdown.