Main gameplay is formed around the simple idea that the player must press various buttons at the correct moment, which is indicated by the music and the notes which scroll down in a tune of the music track visualized on screen.
The player must press various buttons at the correct moment. Main gameplay is formed around the simple idea this. The correct moment is indicated by the music. The correct moment is indicated by the notes. These notes scroll down in a tune of the music track. This music track is visualized on screen.