Despite all the dangers of the newly discovered Black Planet, two astronauts investigate the celestial body. They find clues to its legendary origin and incredible age, and soon realize that Amphitrite hides an even greater secret.

Meanwhile, the ancient newcomer approaches Earth in its unusual orbit. The black dust covering its surface grabs the attention of several competing companies because of its unique, profit-promising properties.

Thus begins a race to the planet, a celestial body which—as it turns out—humanity would have been better off letting pass by Earth untouched.