Lionblaze devotes all her time to the upbringing and guidance of Pigeon, who hones her unique abilities, trying to use them for the benefit of the tribe. Sparrow, who remains the only healer in the camp, is more and more preoccupied with a premonition of the threat hanging over everyone. After all, the dark shadows of the past that haunted his tribe for many moons still lurk in the depths of the Gloomy Forest, and a mysterious visitor from those parts begins to enter the dreams of one of the Thunder Cats more and more often...