Book Club to New Worlds - Djinn City by Saad Z. Hossain

Fantasy: Indelbed is a lonely kid living in a crumbling mansion in the super dense, super chaotic third world capital of Bangladesh. When he learns that his dead mother was a djinn and that his father is a sitting emissary to the djinns, his whole world is turned inside out. Suddenly, and for reasons that totally escape him, his father is found in a supernatural coma, and Indelbed is kidnapped by the djinn and delivered to a subterranean prison. Back in the city, his cousin Rais and his family struggle to make sense of it all, as an impending catastrophe threatens to destroy everything they know.