The dugong is a gentle and timid marine mammal. Dugongs move slowly and have low reproduction rate, and these two factors cause them to face extinction. Besides, poaching and environmental destruction also contribute to the decline in the number of dugongs. What will be the future for dugongs? A dugong accidentally fell into Solar Junior’s house. Solar Junior decided to adopt it and named it ‘Dodo’. Dodo came from an unknown origin and looked very much different from the regular dugong. Meanwhile, an evil professor was looking everywhere for a dugong marked with an ‘X’. Could Dodo be the one that the evil professor was looking for?