Eight very different couples deal with their love lives in various loosely interrelated tales all set during a frantic month before Christmas in London.
A nurse eavesdrops with a friend on a cell phone conversation that describes a bank heist. She and the friend then conspire to blackmail the robbers for $2 million.
A brilliant but idiosyncratic British detective and his resourceful local team solve baffling murder mysteries on the fictional Caribbean island of Saint-Marie.