Summary

When a housecat named Rusty steps outside his home and into the woods, he finds a wild kitten named Graystripe. Graystripe tells Rusty that his pack, known as Thunderclan, is in danger from another clan of cats, Shadowclan, which is led by the villainous Brokentail. Shadowclan is threatening the three other clans in the local woods, Riverclan, Windclan, and Thunderclan. Brave Rusty decides to join Thunderclan, renamed Fireheart, for his bright orange fur, by Thunderclan's leader, Bluestar. On Fireheart's quest to become a warrior, he uncovers a mysterious giant gem, friendship with Graystripe, a sick cat known as Yellowfang, and that Bluestar's best warrior, Tigerclaw, is actually working with Shadowclan. Can Fireheart, Graystripe, Yellowfang and Bluestar work together and stop Shadowclan?