Detectives Ben Cooper and Diana Fry are two complete opposites. Ben is emotional and impulsive, inclined to trust his feelings and insights. Diana is orderly and disciplined and prefers to act according to instructions. These two don't get along well. Nevertheless, they are partners who complement each other perfectly. That's why they are the best... In early January, two dead bodies were found in the Edendale area - a man and a woman. The investigation showed that in both cases a murder was committed. Police Sergeant Diana Fry and her team began searching for evidence and suspects. At this time, a Canadian citizen contacted the local police, looking for her grandfather, a military pilot who had gone missing in these parts during World War II. Her request was ignored - the local police have neither the people nor the time for such old cases. But constable Ben Cooper became interested in the story. Despite Diana's dissatisfaction, he began his investigation, not suspecting that it could lead him to unraveling the mystery of the current double murder...