Fireheart, a full-fledged warrior cat, must confront questions of loyalty and identity as he faces the possibility of betrayal from within his own forest clan.

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.

As Hollypaw, Lionpaw and Jaypaw, grandchildren of the legendary Firestar, continue their training to be warrior cats, each is haunted by a different internal struggle that could lead to trouble for all Clans.

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.

"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...

"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 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.

After the recent mob attacks, the entire village decides to prepare for the next offensive, and Runt increases his efforts to be one of the five best students in school and become the warrior of his dreams.

Fifth grade was the worst year of Marc's life. He stunk at gym class, math was too hard for him, the school lunch was horrible, and his class field trip was ruined because he couldn't swim. But what was most awful thing about fifth grade? Kenny Williamson, the class bully, who calls himself the 'King of the Jungle.' When Marc's mother tells him that his Uncle Jake is coming to stay for the whole summer, Marc can't wait. Uncle Jake is a for real, super-cool...

"In the midst of the coldest leaf-bare any warrior can remember, the Clans have lost their connection with their warrior ancestors, and only one ShadowClan apprentice can still hear their voices--or their warning about the new shadow rising within the warrior Clans"--