Islets — the old world order of the fantasy universe is destroyed and divided into small islands floating in the sky. The brave rodent Iko, taking the sword in his paws, decides to restore it and reunite the lands together. A dangerous adventure is fraught with hidden and dangerous traps, and enemies that prevent it. Traveling between the islands on an airship is accompanied by periodic meetings with a guide who always gives practical advice to the hero so that his mission is successful. Establishing relationships with the lovely inhabitants of the land and the resulting friendship, reveals more and more pieces of the puzzle.