When catastrophic overpopulation threatens Earth, one company offers to teleport citizens to Whale’s Mouth, an allegedly pristine new home for happy and industrious émigrés. But there is one problem: the teleportation machine only works in one direction. When Rachmael ben Applebaum discovers that some of the footage of happy settlers may have been faked, he sets out on an eighteen-year journey to see if anyone wants to come back.

Kembral Thorne has a few hours away from her newborn, and she’s determined to enjoy herself at the year-turning ball. But when guests start dropping dead, she can’t help sniffing out trouble—she’s a Hound, after all. Especially when her professional and personal nemesis, notorious burglar Rika Nonesuch, is also on the prowl. Everyone knows you shouldn’t get involved with Echo games. Let alone one involving ancient Echo lords who can turn layers of reality into a gameboard with human lives for pieces. But as the ballroom grows stranger and more otherworldly, it’s clearly too late.

Caesar, an undercover operative, enters Carmichael with the briefest of orders from his boss and a countdown on his phone. What will happen when the clock strikes zero? Deputy Amelia Miller is dispatched from a nearby city, and a series of events keeps her around much longer than she'd expected. In the middle of the night, something shifts, and the whole town disappears off the face of the Earth. Who caused the shift, and what lies beyond the veil of their settlement?

In the darkest part of the solar system lies a wormhole. Nether. Astrophysicist Cammie Skoura has joined the first research team traveling to the Nether anomaly, eager to understand the mechanics of the wormhole and to explore its possibilities as a shortcut to Alpha Centauri. But another race of ancient beings has already been here—an impossibly long time ago—leaving remnants of their vast complexes and gigantic temples built for horrific beings beyond comprehension.

The world outside has grown toxic, the view of it limited, talk of it forbidden. The remnants of humanity live underground in a single silo. But there are always those who hope, who dream. These are the dangerous people, the residents who infect others with their optimism. Their punishment is simple. They are given the very thing they want: They are allowed to go outside.