We are in Africa, in those dark years when the inhumane slave trade degrades human existence. The depths of the black continent have yet to be explored, and mystery coupled with terror hangs over the unknown land. Whoever has the courage to cross it must be prepared for anything: the dangers lurking at every step are countless.

The fifteen-year-old Dick Sand faces terrible hardships and dangers capable of breaking even the strongest man. Armed with indomitable courage, determination, and readiness, and alongside him a clever and strong native, he will be thrown into an adventure that will surpass all expectations and plunge them to the edge of the abyss.