In the far future, after an alien threat destroyed Neptune, the Solar System has been engineered into a single, defensive fortress. People have found a way to live within that fortress, until something arrives from deep space, something they have never seen before...

In the far future, after an alien threat destroyed Neptune, the Solar System has been engineered into a single, defensive fortress. People have found a way to live within that fortress, until something arrives from deep space, something they have never seen before...