Unrest on the soul of the brave and wise Firestar . Every night he has unknown cats and asks for help .. No one can help the leader of the Thunderbolt to unravel the meaning of their message, and when he finally becomes clear, he brings the Firestar into confusion. Many, many moons ago, four cat tribes drove the fifth, the Heavenly tribe, out of their native forest, depriving it of help and finding it for eternal exile. And now the task of the Firestar is to find the exiled cats and revive the Heavenly tribe for the glory of their ancestors. Together with Sandstorm, he embarks on a long and dangerous journey.