The West Indies island of Portuga exists mainly for sponge diving. But the best area of collection is frequented by a very large manta ray. Nina loses her brother to the creature and is comforted by a newly arrived minister, who seems very interested...
A rope bridge over a gorge in the Peruvian Andes snaps, sending five people plunging to their deaths. A priest sets out to find out more about the life of each of the victims....