"For many moons, a tribe of cats has lived peacefully near the top of a mountain. But prey is scarce and seasons are harsh--and their leader fears they will not survive. When a mysterious vision reveals a land filled with food and water, a group of brave young cats sets off in search of a better home. But great dangers await them. In this unfamiliar world, faced with loners and fierce rogues all vying for territory and power, the traveling cats must...

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.

"The imposter walking in Bramblestar's pawsteps retreats to the Dark Forest, where the other Clans must follow if they hope to restore their connection with their ancestors in StarClan"--

The cats of SkyClan are facing a darkness unlike any they have seen before?and their only hope is to seek out the kin of Firestar, the cat who once brought their Clan back from obscurity. But even if they find the other four warrior Clans, SkyClan?s time in the gorge territory may truly be at an end?.

When Firestar's grandchildren, Hollyleaf, Lionblaze, and Jayfeather, finally discover who their true parents are, there are dire consequences for ThunderClan and the Warrior Code.

Leafstar struggles to maintain control of her Clan as she figures out how Skyclan can survive in the gorge.

"StarClan, the Dark Forest, and all five warrior Clans band together for a final battle that seeks to destroy Bramblestar's impostor before he destroys everything they hold dear"--

As Jayfeather, Lionblaze, and Dovepaw continue trying to understand the mysterious prophecy that binds them, Jayfeather receives a desperate plea for help from the Tribe of the Rushing Water.

As a cold, harsh winter approaches, the cats from the mountains prepare to divide into several camps, requiring each cat to decide where his or her allegiances lie.

After the SkyClan returns to its rightful place among the warrior clans, not all the cats are convinced this is where the SkyClan belongs, leaving the clans' fate uncertain.