Life for Rose and the animals on their island seems perfect. Suddenly, their small world is on the brink of extinction: resources are rapidly depleting, and the inhabitants are forced to fight for survival. Rose calms and organizes the animals, but soon a toxic wave wreaks terrible damage on the island. So the robot sets off across the ocean, determined to stop it. During her journey, Rose discovers amazing geological formations, encounters incredible creatures, and sees with her own eyes the devastation caused by toxic waters. Can the wild robot save the ocean, her island, and everyone she loves? The exciting third installment of the Wild Robot series invites readers on a breathtaking journey to the icy northern waters, where Rose may have to make the ultimate sacrifice.