Metathrone combines dynamic FPS and stealth-action in an alternative anime universe which is home to two races: developed and advanced humans co-exist with the people of Alta, who have chosen a different evolutionary path. Their struggle surrounds the Metathrone, a mysterious artifact of the GIA, a powerful ancient race. The Metathrone was lost for many centuries and later discovered at the arc spaceship together with its original owners. This fatal revelation breaks the peace. The Humans found themselves at the edge of a great war with Alta so kind and peaceful before. The battle for the Metathrone has begun…