In a world ravaged by the Nocturne Virus, a terrifying pandemic that causes vivid hallucinations, unrelenting insomnia, and rapid physical decay, victims have just five days before their nightmares claim their lives.As the country descends into lockdown, thirteen-year-old Olivia is exposed during an ordinary sleepover. Now infected, her time is running out.With the clock ticking, Olivia's family will risk everything to find a cure. But in a world where the sick must surrender or disappear, their search leads them into a dark underworld of secrets, experimental drugs, and a boy who may hold the key to surviving the nightmare realm. If they can reach him in time.