The game is a 2D, arcade, survival shooter, where the player has to defend their demon heart from invading Angels that have been sent to destroy it as he is the last demon to have control over their own heart. The game is based on the heart allowing freedom, if the heart is destroyed then you become a subject to those who have destroyed it. The controls for the game for Keyboard are: arrow keys to move your character in the corresponding direction; space bar to throw fireballs and 1 to drop mines. Controls for Xbox 360 controller: left analog stick to control the character, the buttons A and B to throw fireballs and drop mines respectively