"The Dark Forest has been defeated, and Bramblestar is now leader of ThunderClan. Any cat would find it difficult to follow in Firestar's paw steps, and Bramblestar is already being put to the test. Cats are wounded, prey is scarce, and a new threat looms on the horizon. The warrior cats must prepare to weather a storm worse than any they've seen before--or all four Clans will be swept away."

Firestar, leader of the Thunder Clan, sets off on a harrowing journey to find a long-lost clan of cats that had been forced to leave the forest many moons ago. There is peace at last between the warrior Clans, and Firestar is proud of the strength and unity of the cats he leads in ThunderClan. But his dreams are haunted by wailing cats fleeing a terrible disaster. With unexpected help from an old kittypet friend, he discovers a shocking secret: StarClan,...

"As a young warrior, Talltail's life is marred by a tragedy that fills his heart with bitterness. He sets off on a dangerous path in search of revenge--far outside the bounds of the warrior code." -- Publisher.

After the medicine cat has a dark vision during an already dark and uncertain period for ShadowClan, Tigerheart considers leaving the clan for good in order to save it.