the characters are ro The book starts when a cargo ship with a 100 carats is sinking in the ocean by a huracan. the next morning the huracan is gone and only 5 carats remain, as the drift on the ocean 1 2 3 4 cratats crash into rocks and one gets pushed on to the rock pillar. A pack of otters come and one brave otter touched it then another and another and one accidentally slapped the on button. The robot said ” hello i am ROZZUM  unit 7134 you may call me roz”.