The shark is riding on a bike underwater. There are fishes coming in his way. You have to complete several levels and keep scoring in the process. Use the up arrow key to move forward and the down arrow key to reverse. It is an entertainer. The music has a pulsating beat. Enjoy your game and have fun. The instructions are not difficult. Play this game and keep yourself occupied in your leisure time. The game is all blue as it is underwater. Have a happy gaming session.