Other planets in the solar system were corrupted by the invaders. In this case, your mission is to fight against the invaders and protect the universe, bringing peace back to the universe.

How to play:
Only one finger is needed to drag your spaceship and automatic flames (with as few control operations as possible, the player only needs to focus on attacking and avoiding enemies). Also, auto fire with unlimited bullets (enjoy shooting without worrying about bullets).
Game features:
One finger simple control, no teaching required
Game modes: Classic, Endless
More than 60+ levels to complete
Various spaceships have their own unique bullets and special skills
Different epic bosses with their bullet hell