Choose betwee two characters with specific weapos.
Use the keyboard's arrows or the o-scree buttos to move your ship. It will auto fire, but you ca hold your fire to charge your weapo ad use a super attack usig o-scree buttos

The Air Force in the middle of a fierce battle against aliens. The extra-terrestrials have invaded our planet and started to destroy everything. You must purge them from the planet. The Air Force is preparing to clean up our planet and protect it from harm; to do this, they need your help. But watch out: Their boss, will not let you achieve your goal.