Ultraman Tiga: The Final Battle

One strange event after another shatters the peace Earth has enjoyed for so long. During an assessment, Yuan Yi encounters an abnormal phenomenon and a monster, then is unexpectedly sent back 3,000 years. An ancestor once prophesied: “When the Demon God of Darkness descends once more, a calamity will follow… This calamity will be brought about both by human hands and by the human heart.” What exactly is this calamity? If it is caused by human hands, who is behind it? No one knows… When they face the representatives of the Hellish Kirieloids, what sort of interesting events will unfold between them and humanity? War or peace? Is Masaki Keigo truly evil? What happened during the time he was gone?