In a world connected through mirrors, Chance is approached by agents in black inquiring about Whisperers—hackers that infiltrate reflections.

That night, a mysterious girl surges out from Chance's bedroom mirror. Confused, afraid, and panting, the girl named Glint claims she's being hunted. And that she's from another dimension where "cars", "planes", and "trains" are the means of transport instead of mirrors.

Sheltering someone who must grow accustomed to a new culture involves risks. But Glint may also become the light that Chance had sought his whole life.