In 1981, an enthusiastic young adventurer follows his dreams into the Bolivian Amazon jungle with two friends and a guide with a mysterious past. Their journey quickly turns into a terrifying ordeal as the darkest elements of human nature and the deadliest threats of the wilderness lead to an all-out fight for survival.
One victim, found dead on a London street. Four detectives, in four different time periods, must solve the mystery to protect Britain's future.