In the near future, the Earth was in crisis due to the alien invasion. The Allied forces have created "Triangle" using extraterrestrial technology that they have collected and researched for many years. You are the last hope of humanity as a pilot of "Triangle".

In the near future, the Earth was in crisis due to the alien invasion. The Allied forces have created "Triangle" using extraterrestrial technology that they have collected and researched for many years. You are the last hope of humanity as a pilot of "Triangle".