Called by StarClan to fulfill a new prophecy, a group of young cats sets out on a long and dangerous journey, knowing only that trouble threatens the forest, as the adventures of the warrior clans continue.

"Frostpaw was told to trust no cat, but a brutal attack has left her gravely injured, and she'll need to depend on someone. When help arrives in the form of a young warrior, she convinces him to protect her as she follows StarClan's cryptic directions toward the roots of RiverClan, where Riverstar has promised she'll find the answers she's been so desperately seeking. Back at the lake, the tension between ShadowClan and its neighbors might be easing,...

"With RiverClan in crisis, ShadowClan and its leader Tigerstar step in to offer their help-whether RiverClan wants it or not"--

"In this updated and expanded edition celebrating 20 years of Warriors, discover all-new interior art and never-before-seen bonus content. This ... full-color guide includes profiles of more than 85 of the most important warrior cats; an insider look at each of the Clans; the stories of how Bramblestar and Tigerstar received their nine lives; an exclusive, never-before-seen glimpse at Firestar and Graystripe's view from StarClan; and more"--

Amidst ongoing strife within and between the Clans of warrior cats, Brambleclaw is tempted by the dark plans of his father and brother, and the meaning of Leafpool's ominous visions becomes clear.

The questing cats return to a forest devastated by the Twolegs, where they must find a way to convince their Clans to leave in search of a new home, even though they have no idea where they are going.

"As the new leader of ThunderClan, Bramblestar must prepare to weather a storm the likes of which the warrior Clans have never seen--and might not survive"--

After the warrior cat Clans settle into their new homes, the harmony they once had disappears as the clans start fighting each other, until the day their common enemy--the badger--invades their territory.

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.

Fireheart, the warrior cat, faces many challenges in his new role of ThunderClan deputy as his apprentice, Cloudpaw, resists following the warrior code, Bluestar weakens, and Tigerclaw continues to haunt the forest seeking revenge. Fireheart's traitorous enemy Tigerclaw has been vanquished and exiled from ThunderClan -- but Fireheart can't shake the feeling that he's lurking out there in the forest, waiting for the chance to strike. That's not the...