Fone Bone and Smiley Bone strike out into the wilderness to return a lost Rat Creature cub to the mountains. It doesn't take long before they run into Rock Jaw, a sly and mighty mountain lion with a none-too-friendly disposition. Everything comes to a head in an earth-shattering clash between Rock Jaw and Kingdok.

Jeff Smith's New York Times, USA Today bestselling, award-winning BONE books are one of the most popular graphic novel series of all time. Read the fifth book in this thrilling adventure! Fone Bone and Smiley Bone strike out into the wilderness to return a lost Rat Creature cub to the mountains. It doesn't take long before they run smack into Rock Jaw, a sly and mighty mountain lion with a none-too-friendly disposition. Life gets even more complicated when they befriend a group of baby animals who have been orphaned by Rat Creature attacks. Everything comes to a head in an earth-shattering clash between Rock Jaw and Kingdok, the leader of the Rat Creatures. The fifth book in a wonderfully thrilling adventure series Authored by New York Times and USA Today bestselling, award-winning author, Jeff Smith One of the most popular graphic novel series of all time