In 1953 English infantry officer Johnny Callin is with The Royal West African Frontier Force in Nigeria. Obsessed with rare Benin bronzes, he exploits his position to obtain them. When his term of service expires, he decides to drive home across the Sahara with all he has acquired... In 2012, in Sweden, Magnus Trygg investigates the horrific death of a Nigerian boy at an isolated lake. The murder weapon, a military flamethrower, indicates the involvement...