The lives of several of people with little in common come together aboard a luxurious yacht headed to South America from the United States Virgin Islands, but when a tragedy occurs on board, it results in a desperate struggle for survival on an isolated island between helpless survivors and two sadistic killers with a dark legacy of murder. The is written in a script-like format instead of the usual way done in books such as . Characters in this series will move from one book to another in order for unresolved plotlines to conclude in a realistic way. This scripted format can best be described as binge-watching every season of classic television shows like within a week or two except the story is played out on a printed page and not filmed on video for broadcast.