There is a field - 6x6 cells. Each field can be empty or contain a colored brick with arrow on it. Arrow direction depends on the bricks color. You can manipulate these bricks: press action button to move it accordingly to it's arrow direction. Groups of two or more bricks having the same color disappear, but each turn some new bricks come to the field. Destroy bricks to earn points. The game ends when there are no empty cells left on the field.