Awakened from his millenary sleep by the theft of the powerful magic sphere, the beating heart of his planet and without which he is destined to perish, Spher8 will have to reach the perfidious Karlock and recover the magic sphere. By chasing Karlock to his planet, he will find himself in fantastic hostile environments that he can overcome by destroying all the obstacles that arise. Not only that, to obstruct his path will find numerous enemies that he will have to defeat to advance in his adventure. To help him in this feat there will be his infallible weapons, such as the legendary swords and numerous firearms. But not only that, on some occasions he will be helped by some companions that he will meet on his way and that will accompany him, defending him. At the end of each level a fearsome boss will have to be defeated to get the prize that will allow him to advance and get closer to his goal.