From one of the most highly regarded writers of Arabic literature, Trench is the second volume in the epic quintet Cities of Salt. Tracing the economic history of the Arabic world, Munif picks up where Vol. I left off, with the effects of the discovery of oil reserves in the region beginning to show their true colors. Following The Doctor as he is invited by the Sultan of Harran, the character watches as the royalty succumbs to corruption and greed, and in turn, the political and natural destruction of his homeland.