Your father is a pharaoh (actually, he wanted to be a seagull, but that’s not the point). And you are the son of Pharaoh, sent to study in the famous Ankh-Morpork. But what profession would be most suitable for the future king? It is the one that involves delicate work with people, constant resolution of complex issues and elimination of unnecessary problems. That is, the profession of a hired killer. The flattest world in the entire multiple Universe returns in all its splendor (the set includes: elephants - four pieces, Great A'Tuin, the universal turtle - one piece, crazy inhabitants of the Disc - the number is constantly growing).