Ryo Utsugi has been disturbed by nightmares of being attacked by a gigantic, demonic creature with blood dribbling from its teeth. One day, he develops a mysterious power to hear voices and foresee horrifying images of females being killed. At a cottage in the wintry mountains, he hears the same voice... Ryo runs out of the cottage, jumps off a cliff following the voice, and gets transported to the Himalayas in a blink. There, he encounters the monster from his nightmare: Demon Lord Dante, who has been sealed in ice by God for 2000 years.

Volcanologist Harry Dalton comes to the sleepy town of Dante's Peak to investigate the recent rumblings of the dormant volcano the burg is named for. Before long, his worst fears are realized when a massive eruption hits, and immediately, Harry, the mayor and the townspeople find themselves fighting for their lives amid a catastrophic nightmare.