After the conclusion of the Battle City Tournament, deep below the sands of Egypt, an ancient evil has awakened. Anubis, who was defeated centuries ago by Yugi’s mysterious alter ego – the ancient Pharaoh – has returned for revenge. Wielding the power of the Eighth Millennium Item, Anubis is determined to destroy Yugi and take over the world.
In this prequel set one year after the fourth World War, cyborg and hacker extraordinaire Motoko Kusanagi from the military's 501st Secret Unit finds herself wrapped up in the investigation of a devastating bombing.