You need to focus on the dots in both directions and shot them quickly. It's a very difficult game, you may fail many times, but still a fun game.

You can see the game screen is very much like a galaxy. In the center, there is a big core and up to 4 tracks surround it. And there are 2 dots orbits in both directions.
We need shot the dots to those tracks and those dots will running on the tracks with the same color.
Tap the screen will shot the dots both side to the tracks and remember don't hit other dots on the tracks.
All those dots will running like a dots stellar system. Some time there will have some fan cover the tracks. That just make game more harder.

How to play
Tap screen to shot the first dots in both directions.
Shot all dots to the running tracks to pass the level.
Don't crush on other dots in the tracks.

Tips
The inner track is more difficult to send the dots on, pay more attention to these tracks.
When covered by the fan, do not shoot blindly. The timing of shooting can be determined by observing the exposed track.
Click the eye button in the setting interface to switch to color blindness friendly mode.

Center core may be rotating quickly or slowly, and more dots running on the ring game will become harder.So the most important thing to play this game is to master the timing of shooting.When you can shoot all points without hesitation and pass through all levels, you are a worthy master! Come and experience it!