After Alderpaw returns from the gorge that was once home to SkyClan, the ferocious cats who drove SkyClan out trace Alderpaw's path back to ShadowClan, making it their next target.

"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 an impostor leading ThunderClan, threatening to exile any cats who challenge him, a small but growing group of cats must find a way to expose the truth and return ThunderClan's rightful leader-before the tensions among the Clans erupt into war"--

"In a leaderless RiverClan, medicine cat apprentice Frostpaw is desperate to guide her Clanmates down the right path--while Tigerstar watches their every move. Within ShadowClan and ThunderClan, the changes to the warrior code stretch tempers to the tipping point, where one wrong move could prove that peace among the Clans can never last for long."--