A hundred years ago, the Immortal Clan was in civil strife, which gave the Demon Clan an opportunity to invade the Fairy Clan. Five saints from the Immortal Clan joined forces to resist the Demon Clan, but ultimately suppressed the Demon Clan at a heavy cost. A hundred years later, the Demon Clan's ambitions have expanded again, and the lifespan of the Immortal Clan saints is about to come to an end, and a new bloody storm is about to break out...