You're Prince Lightstar , with the quest to conquer and slay Baron Dark, who holds the half of a mighty crystal called the Lightstar Crystal. With that crystal he can change anyone with an evil heart into his skeleton slave.
The game is a 2D sidescrolling platformer with pre-rendered graphics, featuring around 100 types of enemies for you to defeat using the weapons you possess. You need to complete 21 levels filled with demonic creatures before you can fight the Baron Dark himself, accompanied by 3D rendered cutscenes between some levels.