"His name is Joshua Knight. Once a respected explorer, the press now calls him the Tarnished Knight. He took the fall for a disaster in the Underworld that destroyed his career. The devastating event occurred in the newly discovered sector known as Glass House-a maze of crystal that is rumored to conceal powerful Alien antiquities. The rest of the Hollister Expedition team disappeared and are presumed dead. Whatever happened down in the tunnels scrambled...

"Anna Sinjari--refugee, survivor of genocide, disaffected office worker--has a close encounter that reveals universe-threatening stakes. Enter Ssrin, a many-headed serpent alien who is on the run from her own past. Ssrin and Anna are inexorably, dangerously drawn to each other...While humanity reels from disaster, Anna must join a small team of civilians, soldiers, and scientists to investigate a mysterious broadcast and unknowable horror. If they...