Horizon's Gate

The XI have existed within the Earth for thousands of years. Scientists. Dreamers. Warriors. They chose seclusion over domination.

Descended from an ancient civilization, the XI continued to advance while the rest of the world followed a different path. Their existence remained one of mankind's oldest and most carefully guarded secrets.

That secret is beginning to unravel.

When an unidentified craft plunges into Portland Harbor to prevent a catastrophe, humanity is confronted with evidence tha...