In a war 4,000 years ago, the ruling race, known as Kama, froze the world of Roon and emigrated to a neighboring planet. Only now, as the ice is melting, have they become able to return. Dulk is a young man of exceptional power, who is in training to become a sort of shaman. Since he was young, he has had vivid dreams of the planet of Roon, despite the fact that he has never actually been there. When he finally goes to Roon, he will discover his powerful destiny in the mysteries of the planet's mysterious history!