Scientist Alan accidentally triggered the virtual space "time-space tunnel" in a cosmic experiment called "time-space gate". He can travel through time and space through the space-time tunnel, travel to other galaxies and planets in the universe, and collect partners to defeat powerful enemies during the star-crossing process.

Game Features
1. Players collect and develop partners to defeat powerful monsters from different planets. Fight through the mode of bubble shooter elimination.
2. Each companion has a fixed camp. Eliminate the bubbles of the corresponding color to attack the enemy. The more bubbles you eliminate, the more powerful the companion's attack will be.
2. Players can unlock the base, and the base building can be used to forge the props needed during the battle.
3. Star shards can be collected during level battles, and used to unlock maps of different planets.