Defend the planet from waves of invaders. Kill all your enemies, pick up bonuses, upgrade your tank, unlock new types of guns to deal with the 8 end-level bosses throughout the game.
In the year 3012, the people of Earth desperately searches for a new planet for survival. When they found a star near Epsilon Eridani that had water and similar atmospheric properties to earth, they learned that there was someone living there...
