One night Tila stumbles home, terrified and covered in blood. She's arrested for murder, the first by a civilian in decades. The San Francisco police suspect involvement with Verve, a powerful drug, and offer her twin sister Taema a chilling deal. Taema must assume Tila's identity and gather information -- then if she brings down the drug syndicate, the police may let her sister live. But Taema's investigation raises ghosts from the twins' past. The...

"In the aftermath of a deadly outbreak bearing similarities to the Tanganyika Laughter Epidemic, a city at the tip of Africa is losing its mind-complete with hallucinations, paranoia, and good old-fashioned ghost sightings. Is it the result of secret government experiments, an episode of mass hysteria, the effects of trauma, a sign of the end times? In a quarantined city in which the inexplicable has already occurred, rumors, superstitions, and conspiracy...