The group of brave space voyagers made a crash landing on a distant planet. They've encountered hostile inhabitants who claimed to cut the invaders' heads off. So, now you have to defend your crew as long as possible while repairing the ship.
Hold the mouse button down to shoot. 1-4 to switch weapons. M to mute. R to reload. Drag-and-drop 3 loot items to craft a mod. Drag-and-drop 1 mod 2 loot items to upgrade a mod. Drag-and-drop mod on the weapon.