You have to beat the other ninjas that are after you to prove that you are the best ninja of them all. To get through the title screens, just push enter until you see the gameplay screen. You are the ninja wearing black and red. In the tree branches over you, you will see ninjas getting ready to attack. You have to jump, using your up key, to avoid them landing on you and killing you. Use your left and right keys to move around. To attack your enemies, push the space bar. You will throw a throwing star at them and knock them out!