When a policeman is killed, Richard Paul is sent to the Caribbean island that witnessed the murder to investigate. After doing so, he finds out that he has been assigned to the department there as the replacement for the murdered policeman.
As Poole continues his service at Saint Marie, he deals with mysterious murder cases that look unsolvable, leaving him to use all his wits and intelligence to solve the mysteries and find the truth.
With Poole present at a reunion, a brutal murder turns everything upside down and opens up a place for a new officer, Detective Humphrey Goodman.
Goodman and the rest of the Saint Marie police force continue dealing with the facets of the Caribbean life, as various mysterious murders put the team to work.
A series of strange murders immerses Goodman and his colleagues in a number of chases and investigations to uncover the mystery of the city.
With the mayoral elections approaching, Goodman and his team have their hands full as they race to solve crimes and restore order in the city.
Detective Inspector Jack Mooney arrives at the island of Saint Marie, as he tries to solve new cases including the apparent suicide of a woman, the murder of a poker player, and the death of an author.
As they gain a new member, Jack's team continues their work to look into the murders that occur in the city, including a murder onboard a train, another at a zoo, and a third on the set of a TV show.
Jack faces a major decision regarding his personal life as he continues to lead a team to investigate the murders that take place all over, whether they are at a boat, a salon, or even New Year's Eve celebrations.