A grand mystery epic brought to life by an all-star cast and Kiyoshi Kurosawa's first period drama! Released in June 2026, it surpassed 1.1 billion yen at the box office! The DVD of the film "The Samurai and the Prisoner (Kokurojo)," a gripping Sengoku-era psychological mystery epic that received an ovation at the Cannes Film Festival and has drawn major attention around the world, is now available! - Murashige Araki (Masahiro Motoki) rebels against the tyrannical methods of Nobunaga Oda and carries out a siege strategy. The castle is surrounded by Oda's army and left completely isolated. While keeping his hot-blooded retainers inside the castle under control, Murashige struggles to protect the castle and its people, supported emotionally by his wife Chiyoho (Yuriko Yoshitaka). Then, a boy is murdered inside the castle. More mysterious incidents follow one after another. The suspect is someone among the retainers or family members inside the castle, which has become a locked room. Outside the castle are enemy forces. Inside the castle is a traitor. As everyone falls into suspicion and paranoia, Murashige takes on the mystery together with Kanbee Kuroda (Masaki Suda), a dangerous strategist from the enemy side whom he has imprisoned in a cell. What is the shocking truth behind the incidents? Outer bonus: special sleeve case. Bonus video content on the main feature disc: teaser and trailer.