Alex has all but given up on becoming a published author when she receives a once-in-a-lifetime opportunity: an exclusive, month-long writing retreat at the estate of horror writer Roza Vallo. When the attendees arrive, they must complete an entire novel from scratch during the next month, and the author of the best one will receive a seven-figure publishing deal. Determined to win this seemingly impossible contest, Alex tries to ignore the strange happenings at the estate, but when one of the writers vanishes during a snowstorm, Alex realizes that something very sinister is afoot. With the clock running out, she's desperate to discover the truth and save herself.