Jurassic Sentries are a heroic team of alien dinosaurs from the planet Saurna. But when their evil rivals, Cretaceous Conquerors, cause a civil war on the whole planet. Their world becames uninhabitable and the find Earth to seek refuge until they find a way to revive Saurna. However the Conquerors wish to take Earth for themselves by making the human race go extinct. It’s up to the Sentries to protect the humans and finally end this war.