This game is a casual game. Click the button No. 4, the button disappears, and the bullet is fired. If the bullet hits the button No. 4, then the button No. 4 disappears and the bullet is fired. If the bullet hits the non-fourth button, then the number of the button will increase by 1, and each time it will grow more buttons than the previous one. If the button is no longer available, the game will end, the whole process is as long as If there is elimination, there will be extra points. Come on, challenge your record!