In the deep ocean, a small bubble has to make it's way up to the top of the sea. You have got to cover and protect it from being destroyed or getting burst. Try to dodge the dangerous snakes and nasty crabs, from catching the lonely bubble. But there are more unsafe things, down there in the deeps of the ocean. Stones falling from the huge walls, pointed seashells and plants that react to the flow of the water. Can you cover the bubble in it's adventure in the ocean?