Dalton Greaves is a hero. He’s one of humankind’s first representatives to Unity, a pan-species confederation working to bring all sentient life into a single benevolent brotherhood. That’s what they told him, anyway. The only actual members of Unity that he’s ever met are Boreau, a giant snail who seems more interested in plunder than spreading love and harmony, and Boreau’s human sidekick, Neera, who Dalton strongly suspects roped him into this gig so that she wouldn’t become the next one of Boreau’s crew to get eaten by locals while prospecting.

In 1965, a mysterious beam of blue light descended from space, illuminating Northern California. This extraterrestrial beam possessed strange powers, causing those it touched to either die, go mad, or gain a unique, extraordinary ability. This newfound power represented the full actualization of human potential, bestowing strengths, understandings, and communication abilities far beyond normal human capacities. Those affected by the light were soon dubbed "Blues" and were segregated from society due to their superhuman abilities.

As World War III rages, the scientists in Antarctica are thankful for the isolation—until a group of Chinese scientists arrive at the American research base. In their truck is a dead body, the first murder in Antarctica. The potential for a geopolitical firestorm is great, and, with no clear jurisdiction, the Americans don’t know what to do. But they soon realize the Chinese scientists have brought far more with them than the body…

Ami awakes from years in stasis to find she's at the edges of deep space—and the only surviving member of her crew. Utterly alone and unable to contact Earth, she sends out a distress beacon, not expecting a response. When she gets one from a being who calls himself Dorian, she's welcomed onto his ship as he offers his assistance in any way he can. But nothing on Dorian's ship is as it seems. And as Ami tries to navigate the maze of hallways and first contact with this alien being, a deep hum begins to resonate, haunting her, as if the ship itself is whispering to her.

A strange, glowing object lands in the forest. Tim is the only one who sees it. Venturing out to investigate, he discovers animals infected with a mysterious black growth. When he returns to his cabin, he realizes the horrifying truth: whatever disease the object brought to Earth, Tim has caught it too.