The story of Captain Richard Francis Burton's and Lt. John Hanning Speke's expedition to find the source of the Nile river in the name of Queen Victoria's British Empire. The film tells the story of their meeting, their friendship emerging amidst hardship, and then dissolving after their journey.

Africa in the sixties. The Nile perch, a ravenous predator, is introduced into Lake Victoria as a scientific experiment, causing the extinction of many native species. Its meat is exported everywhere in exchange for weapons, creating a globalized evil alliance on the lake shores. An infernal nightmare in the real world that wipes out Darwin's Theory of Evolution.

Period adventure tale about an expedition using a hot-air balloon to rescue an explorer lost in Africa.