This is a casual agile dodgement game with simple operation, you only need to tap the screen at the appropriate time to let the birds fly forward. At the beginning of the game, the bird moves up and down. Press and hold the screen to move the bird forward. When you let go, the bird stops moving. Complete the level by moving the specified distance。 when the bird hits the obstacle, The game ends. There are countdown and eagles in hard mode. If the game is not completed within the specified time, the game is over. Caught by the eagle, the game is over.