Warriors (Erin Hunter). Field guides

Rock, the keeper of the world beneath the world, tells about the most famous cats of the warriors Clans as well as the rogues, kittypets, and others, to three kits that have recently entered his realm.

Onestar, leader of WindClan, introduces two young kittypets to the warrior code, the history of each of the Clans, and legendary battles that have been fought.