"Warring States Chronicle: Demon Blade Legend" (1987-05-21) was released in three OVA volumes: Chapter of Prison Break, Chapter of Demon's Wail, and Chapter of Blazing Passion. It was re-edited and released as a film in 1989. Set in Japan's Warring States period, to grant Oda Nobunaga the power to unify the nation, his attendant Mori Ranmaru commands a ninja group with demonic strength—the Ryūshū—to assault the villages of the three shadow ninja schools: Kasumi, Hyūga, and Hagure. Their goal is to seize the three demon blades these schools have protected for generations! The three survivors who escape with the blades—Ayame of Kasumi, Sakon of Hyūga, and Ryōma of Hagure—swear to take vengeance upon Nobunaga for this sea of blood! What secret power do the demon blades hold? And what are the true intentions of Nobunaga and Ranmaru?